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R24.90  Inc VAT
4 In 1 Charger Discharger Boost 5V 2.1A Module for 3.7V 4.2V Battery DIY Mobile Power with Button (charge/discharge power module)
Description:

trigger: input LOW(grounding)
Single Chip Using: If Small load KEY connect 20S single chip and supply with input LOW, the module will work well.


Specifications:
  • Charge voltage: DC 4.5V-5.5V(Recommend DC 5V)
  • Charging current: 0-2.1A
  • Charge quiescent current: 100uA
  • Full charge voltage: 4.2V -1%
  • Discharge current: 0-2.4A
  • Discharge quiescent current:50uA
  • Discharge conversion efficiency: MAX 96%
  • Output voltage: 5V
  • Output current: 0-2.4A
  • Operating ambient temperature: -20°to 85°
  • Size: 25x16x4mm
  • Weight: 2.3g
  • PCB board design: Immersion Gold
  • Battery protection: OCP/OVP/SCP/OTP


About module pin
1 VIN: charge port
2 GND: charge port -
3 BAT: Battery
4 GND: Battery -
5 GND: output -
6 VOUT: output
7 KEY: trigger


Note:
1.In discharging mode(charging mode KEY function invalid), trigger KEY one time,output open; trigger two times, output close.
2.Output will open automatically if you connect load. If load below 50MA, the module will turn off output port; if load over 50MA, output port will always open.
3.Allow charging and discharging at the same time(output voltage should below 5V. Stop charging and stop discharging,you should reactivation the module.)


Package Includes:
1 x power module
1 x button

---

1. Charge/Discharge: All cables
2. Charge: Connect power supply and battery
3. Discharge: Connect battery and output





R74.90  Inc VAT
MPPT Solar Regulator 12/24 V, Tracer A 30A, Input 100V (Tracer3210A) (EPEVER MPPT solar charger)
Description

Tracer A series adopts positive design with LCD and advanced MPPT control algorithm with 99.5% efficiency. The products can track the MPP point fast and accurately in any situation which will improve energy efficiency and obtain the maximum solar energy.

The original solar controller made by EPsolar for GWL/Power.

Features:

  • Advanced MPPT technology
  • High tracking efficiency no less than 99.5%
  • Peak conversion efficiency of 98%
  • Ultra-fast tracking speed
  • Accurately recognizing and tracking of multiple power point
  • Multi-function LCD displays system information intuitively
  • User programmable for battery types, load control etc.
  • 3-Stage charge with PWM output
  • Common positive grounding design
  • RS485 port with industrial standard MODBUS open architecture
  • Fully programmable function via PC software or remote meter
  • Max. PV : 100V
  • Max. PV input power: 390W(12V), 780W(24V)

Electronic protections:
  • PV reverse polarity protection
  • PV short circuit protection
  • PV over current alarm protection
  • Battery overcharge protection
  • Battery over discharge protection
  • Battery reverse polarity protection
  • Load short circuit protection
  • Load overload protection
  • Controller overheating protection

MPPT function is a smart tracking algorithm that maximizes the energy from the solar PV module(s) and charge the battery. Solar Controler also control of low voltage disconnect function (LVD) will prevent the battery damage from battery over discharging.

Wiring and working of controller

Please NOTE: In case of using LiFePO4 batteries is recommended to check the status of voltage during charging and discharging with another external electronics.

Advance features:

  • Support for LiFePO4 and LiFeYPO4 batteries was tested successfully
  • Auto recognition of 12 / 24V system.
  • Innovative Maximum Power Point Tracking technology to optimize using the solar system.
  • Function of automatic recognize day/night.
  • Dual Timer function with 1-15 hours option for street lights
  • Support for Sealed, Gel and Flooded battery option of LiFePO4 battery
  • Temperature sensor and output for external temperature sensor
  • Electronic protection: over charging, over discharging, overload, short circuit.
  • Reverse protection: any combination of solar module and battery.

Included USB monitoring cable

This MPPT regulator can be monitored using a PC with WINDOWS. Check the Solar Controller Monitor for Tracer series (RS-485/USB) to learn about a simple way to monitor and store the log of the charging and discharging history.


Remote Battery Temperature sensor included





Parameters



Max. power (W)720
Weight (kg)1,2
Max output current (A)30
Height (mm)228
Width (mm)164
Depth (mm)55
Nominal Voltage (V)12/24
Max. input voltage (V)100
TechnologyMPPT


Documents

190201_Regulator_Tracer_A_30A_REG-TR3210A_A4.pdf

tracerA-manual.pdf

What's in the box?

1 x solar charge controller
1 x USB monitoring cable
1 x battery temperature sensor
R2,128.31  Inc VAT
R2,899.90
One Roll 8 Colors 30AWG Wrapping Wire Tinned Copper Solid PVC insulation 250m(all colours in total) (multi wrapping wire 250m)

Description

Single-core tinned copper wire is used, which is easy to weld and anti-oxidation, and is not easy to break. The copper wire can withstand a high temperature of 80°C, making it suitable for a variety of thermal overload applications. The single-strand copper core has strong resistance to tension and surge current, which is convenient for shaping. Packaged by reel, the copper core has a moderate diameter and clear lines, making it easy to use and store. Copper wire is suitable for welding notebooks, motherboards, LCD screens, displays and other circuit boards.

Features

  • Material: Plastic and Metal
  • Total length of about 250M
  • Line: 30AWG
  • Single sheath outer diameter of about: 0.55mm, copper core diameter of about 0.25mm.
  • Temperature: 80 degrees, single-strand copper crossing tin, have antioxidant effects.

What's in the box?

  • 1 x PCB Test Core Line Single Tinned Copper Wire 8-color Board Cable Roll
R249.90  Inc VAT
Automatic DC 5V-30V 10A Infrared PIR Motion Sensor Switch For LED Light Strip (black pir switch DC)

Description:

Great for small 12 volt DC solar panel LED Lighting systems to conserve battery power; also well suited for occupancy LED lighting control and security LED Lighting systems

Specifications:

  • Influence control: Light Infrared PIR
  • Two light modes: all day/at night(Auto switching on when detecting people coming.)
  • Super energy saving, super sensitivity within 7 meter distance.
  • Built in light sensor which can identity day and night by itself,
  • Sensor sensitivity distance: ≥7m
  • Sensor sensitivity angle: 145°
  • Load current:10A
  • Working voltage:DC 5V-30V
  • Delay time: If people leave, light will delay 30s-150s(Adjustable) to turn off
  • Certificate: CE
  • Suitable for use in homes, wardrobes, kitchens, stairs, camping tents...
  • Size:50mm x 43mm x 20mm(approx)
  • 5.5 x 2.1mm male to male cable length:1M(approx)
  • 5.5 x 2.1mm male to female cable length:1M(aprpox)
  • Color:Black
Package includes:
  • 1 x PIR sensor
  • 1 x 5.5 x 2.1mm male to male cable
  • 1 x 5.5 x 2.1mm male to female cable
R249.90  Inc VAT
R249.90
65mm x145mm Veroboard Uncut Single Sided Circuit Board 5 pack (vero board(5))
Description:

Strip board is Ideal for development and prototype work, Veroboard is intended primarily for wiring discreet components, particularly in analogue circuits.

Specifications:

Type: Single Sided
Base Material: Bakelite
Thickness: approx. 1.5mm
Hole Pitch: approx. 2.54mm
Hole Diameter: approx. 1.0mm
Size: approx. 65mm x 145mm


Package Contents:
5 x DIY Prototype PCB Board

Resources:

Introduction to soldering
Video: How to solder properly
The secrets to good soldering
R105.97  Inc VAT
Crocodile Clips with Male USB Connector Test Lead (USB crocodile clips)

Description:

This testing wire with alligator clips will help transmit DC current to other multi-meters or other usage.
Made from copper wire and well-made PVC.
It can pass 3-5A(max) current during your testing work.

High performance, lower resistivity and durable, fast and stable, high-speed output current

Specifications:
Color: Red and Black (V and V-)
Power: 5V
Working current: 3-5A
Lines size: 2x18AWG
Cable Length: 332mm

Package Contents: 
1 x USB Male Alligator test lead

R109.90  Inc VAT
25pcs Tactile Push Momentary Buttons 12x12x7.3mm with Caps 5 colours (Tactile CAPS kit)
Description:

A tactile switch, also known as haptic switches, is a momentary switch designed to provide tactile feedback or response when pressed to activate it. There is an overlay on top of the switch that sits above a metal dome inside the switch.
Great for learning feedback events when you are just getting started, and looks good enough to implement in all projects.

Specifications:
  1. 12 x 12 x 7.3mm push buttons with caps
  2. 5 colours
  3. Red, black, white, blue and yellow


Package includes:

25 x Tactile Push Button Switch
25 x Caps(Red black white blue yellow) Each color 5pcs

Resources:

Read the Docs
R89.90  Inc VAT
LCD module 3.5 inch TFT LCD display for Arduino UNO R3 Board and supports mega 2560 R3 (Arduino LCD display 3.5inch)
PLEASE NOTE: Arduino board and USB cable are not included

LCD module 3.5 inch TFT LCD screen 3.5 " for Arduino UNO R3 Board and support mega 2560 R3



Watch a video on this item at https://www.youtube.com/watch?v=PAPW97X6IRM
 


Package Includes:
 
 1 x 3.5 inch TFT LCD


Resources:

We have found the best Libary to use to run this display is: MCUFRIEND_kbv Library for Uno 2.4, 2.8, 3.5, 3.6, 3.95 inch mcufriend Shields
You can find out more: https://github.com/prenticedavid/MCUFRIEND_kbv
Open Arduino IDE
Click on Sketch -> Include library -> Manage Libraries -> and search for MCUFRIEND
Once installed, you can test your display using the provided examples
LCD Not Touchscreen
R369.90  Inc VAT
Avoidance tracking Smart Robot Car Chassis Kit Speed Encoder Battery Box 2WD Ultrasonic module For Arduino kit (Aduino robot car)
Please Note: Some drilling will be required. You might need to add a few standoffs and screws to build it the way you want it.
Description:

This complete robot car kit includes the arduino as well. Just add batteries and code. Great for beginners to learn how to code using sensors and motion on the Arduino boards

Pdf manual available at http://www.cs.columbia.edu/~sedwards/presentations/robot-car-instructions.pdf 
Get more details at https://create.arduino.cc/projecthub/hda-robotics/project-1-2wd-obstacle-avoiding-robot-390ef8

Package Includes: 
  • Car chassis x 1 
  • Car Wheels x 2 
  • DC Gear Motor x 2 
  • 20 line gun code disk x 2 
  • Fasteners (high intensity black acrylic) x 4 
  • Caster x 1 
  • Four battery box x 1 
  • Quality Rocker Switch x 1 
  • Assembly drawing x 1
  • Several screws and nuts
  • V5 shield x 1
  • UNO R3 x 1
  • SG90 x 1
  • FPV x 1
  • L298N x 1
R599.90  Inc VAT
camera module OV7670 Supports VGA CIF auto exposure control display active size 640X480 for Arduino (Arduino camera)
Description

OV7670 image sensor, small size, low operating voltage, and provides all the features of the single-chip VGA camera and image processor. Through the SCCB bus control, you can output the entire frame, sub-sampled, take the window way affect the data resolution of 8 bits. VGA image of the product is up to 30 frames / sec. Users can fully control the image quality, data format and transmission mode. The process of image processing functions including gamma curves, white balance, saturation, chroma, and so can be programmed through the SCCB interface. OmmiVision image sensor applications unique sensor technology to improve image quality by reducing or eliminating the optical or electronic defect, such as fixed pattern noise, tail-blooming, clear and stable color image.


    • Low voltage suitable for embedded applications
    • Standard SCCB interface compatible with I2C interface
    • RawRGB to RGB (GRB4: 2:2, RGB565/555/444), YUV (4:2:2) and YCbCr (4:2:2)output format
    • support VGA, CIF, and from CIF to 40x30 the size
    • VarioPixel subsampling way eliminate light stripes, automatic black level calibration image quality control including color saturation, hue, gamma, sharpness ANTI_BLOOM
    • ISP has eliminate noise and dead pixel compensation function
    • Support image scaling
    • The lens is the loss of light compensation
    • 50/60Hz detection
    • The saturation automatically adjust ( UV adjustment)
    • edge enhancement automatically adjust
    • Noise Reduction automatically adjust
Key parameters
  • photosensitive array 640X480
  • O voltage 2.5V to 3.0V ( internal LDO to core supplies ) the
  • power operation 60mW/15fpsVGAYUV
  • Sleep < 20 μ A
  • temperature operation from 0 ° C to 50 ° C
  • ( 8 -bit) output format ? YUV/YCbCr4 RGB565/555/444 GRB4: 2:2: 2:2 Raw RGB Data
  • Optical size of 1/6 "
  • field of view angle of 25 °
  • maximum Zhen rate 30fps VGA
  • Sensitivity 1.3V / (Lux-sec)
  • signal to noise ratio of 46 dB
  • dynamic range of 52 dB
  • browsing mode progressive
  • electronic exposure
  • area of 3.6 μ mx 3.6 μ m
  • dark current 12 mV / s at 60 ° C


Package Includes:

1 x camera board

Resources:

How to Use OV7670 Camera Module with Arduino
R59.90  Inc VAT
Yellow Micro:bit Silicone Case (Yellow micro:bit case)
Features:

Food Grade Safety Silicone Materials
Total protection for your micro:bit

Specifications:

- Product Size: 56mm x 45mm
- Thickness: 12mm


Note:
Micro:bit control board is not included


Package Inlcudes:

1 x Micro:bit Silicone Protective case
R99.90  Inc VAT
1N5408 3A 1000V Diode (5 pack) (1000V 3A Diode(5))
Please note: Pic is for illustration purposes only
Description:


Diode 3A 1000V DO-27
 
Specifications:

Lead mounted standard recovery rectifiers are designed for use in power supplies and other applications having need of such a device

What's in the box?:

5 x 1N5408 3A 1000V Diodes


Resources:

Intoduction
Basics, Types, Characteristics, Applications & Packages
R11.90  Inc VAT
3D Printer Stepstick Drv8825 Stepper Motor Driver replace A4988 (purple print driver)
Product Features

1 simple steps and direction control interface
2 six different steps resolutions: full step, half step, 1/4-step1/8-step1/16-step, 1/32-step
3.CAN interface directly with 3.3 V and 5 V systems
4 Over-temperature thermal shutdown, overcurrent shutdown, undervoltage lockout
5 short to ground short circuit load protection
6.4 Layer 2 oz copper PCB, in order to improve heat dissipation
7 exposed solder ground below the bottom of the driver IC on the printed circuit board pad
8 module size, pin and interface matching A4988 stepper motor driver operators in many ways
9 adjustable current control lets you set a potentiometer, which lets you use the stepper motor's rated voltage or more, in order to achieve a higher rate of maximum output current step
10 Intelligent chopping control automatically selects the correct current decay mode (fast decay or slow decay)
11 Maximum 45 V supply voltage
12 built-in voltage regulator (the need for any external logic supply voltage)


How to control a stepper motor with Arduino
R95.90  Inc VAT
125KHz Black USB Proximity Sensor Smart rfid Card Reader EM4100,EM4200,EM4305,T5577,or compatible cards/tags no driver needed (125KHz usb reader)

Product Description

1, Support EM4001, EM4100, EM4200, TK4100 and its compatible RFID ID card

2, Frequency: 125KHz

3, First 10 digits of the RFID proximity card read.

4, Windows95/98/2000/XP/7/8/10/android

5, Communication speed: 106Kbit/s

6, Power: DC 5V

7, Reading distance: 5-8cm

8, Interface: USB

9, Operation temperature: -10~70 celsius degree

10, Storage temperature: -20~80 celsius degree

11, Size(L*W*H): 108mm x 78mm x 28mm

12, Total Weight: 100g

13, Color: Black

 

Installation Instructions

1: Connect the usb cable with the card reader to the computer USB port.

2: The reader will 'drip' sound and flash about that power successfully,

and then half a second after the 'drip' sound and flash about that device self-test successfully, without Installing any drivers, windows will automatically recognize it.

3: Open notepad and scan a card to test.

 

Application:


Widely used in entrance guard, consumption, hotel lock, water meter, electricity meter and gas meter and a series of IC card management application systems.

Product function:


1.Fast in reading the RFID Tags
2.Connects to PC to read the RFID tags and update to the application

Package includes:
  • RFID ID Card Reader x 1
  • USB cable x 1
R109.90  Inc VAT
RFID Classic 125 khz EM4100/TK4100 watch Silicone Wristband (125khz rfid wrist band)
Description:

Whilst being completely portable and convenient, RFID Wristbands give you the freedom to express your business in the way you want to. You can choose not only an enjoyable accessory but an invaluable tool to your organisation.


Typical Application
Access control for events, concerts, clubs.
Tracking for sports.
Membership management for heath care, childcare, and so on.
 
 
Specifications
Frequency: 125KHz
Standard: ISO EM4100 and compatible
Material: Silicone (100% SGS approved, RoHS, eco-friendly)
Printing: no logo
R26.90  Inc VAT
LCD Keypad Shield LCD1602 LCD 1602 Module Display For Arduino ATMEGA328 ATMEGA2560 raspberry pi UNO blue screen (buttons blue backlight)
Description
  •     This is a basic 16 character by 2 line display.   
  •     Utilizes the extremely common HD44780 parallel interface chipset.   
  •     Interface code is freely available.   
  •     Blue Backlight with white words.   
  •     uses 4 Bit Arduin LCD Library.   
  •     Size:8cm x 5.9cm - 3.15inch x 2.32inch   


Package Content:

1 X Keypad Shield 1602 LCD

DFRobot WIKI
R87.90  Inc VAT
DC 0-100V 10A Digital Voltmeter Ammeter Dual Display Gauge 0.28" Red Blue LED (volt/amp meter 10A)
Description:

This is a Panel Meter that measures Voltages and Current. The display can measure voltages from 0v to 100v dc and measure current from 0 to 10 Amps. The display has 3 segments and can simultaneously calculate the power consumption in watts.



Specifications:

  • Voltage 0.0V to 100V
  • Current 0A to 10A
  • Working voltage DC 4 to 30V
  • Working current <20mA
  • Size 48mm x 29mm x 22mm

R74.90  Inc VAT
2 Pcs LilyPad Button Connect Sensor Board Module for Arduino Power DIY KIT Momentary Push Button Electronic PCB Board Module (wearable buttons(2))
Description:

We designed this board to give the user a very discrete button without any edges. Button closes when you push it and opens when you release (momentary push button).
Each LilyPad was creatively designed to have large connecting pads to allow them to be sewn into clothing. Various input, output, power, and sensor boards are available. They're even washable!

Package:

2 x LilyPad Button Board module for ArduinoWe designed this board to give the user a very discrete button without any edges. Button closes when you push it and opens when you release (momentary push button).
Each LilyPad was creatively designed to have large connecting pads to allow them to be sewn into clothing. Various input, output, power, and sensor boards are available. They're even washable!
 
Dimensions:

8mm x 16mm
Thin 0.8mm PCB
 
Package Includes:

2 x LilyPad Button Board module for Arduino

Getting started with Lilypad button sensor board
R11.90  Inc VAT
Wearable Conductive Stainless Steel Sewing Thread - 1Meter lengths (conductive thread 1meter)
Description:

This is conductive stainless steel sewing thread.  Very thin, strong, smooth and is suited to build wearable products.
 
Stainless steel fiber yarn has its ability in thermal resistant up to 1300 degrees, and these spun yarn can produce into different kind of  electromagnetic shielding fabrics, and in producing permanent shielding and conductive products.
 
Features:

- Thin
- Strong
 
Specifications:

- Material: 100% Stainless Steel Fiber
- Certification: ISO9001:2008

Sold per 1 meter lengths
R24.90  Inc VAT
10pcs LilyPad LED Modules (wearable led's(10))
Description:

This is a simple pack of five White LilyPad LEDs that are still attached to one another, letting you snap the LEDs apart at your leisure to sew into clothing or whatever else you can dream up.

Each LilyPad piece was creatively designed with large sew tabs to allow them to be sewn into fabric. Various input, output, power and sensor boards are available.

They're even washable (with special care)!

Specifications:

  • Operating voltage: 3-5V
  • Operating current: 40MA
  • Weight: 1g (5 by one weight)
  • Size: 12.7 mm x 5.2mm x 2.2mm


Package Includes:

10 X LilyPad Led Module

Documents:

R24.90  Inc VAT
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