Line Tracker following Robot Car kit and multiple gameplay
- Three programming tools are supported：Scratch，Mixly IDE and Arduino IDE
- The four-wheel-drive is powerful
- Support Bluetooth remote control
- APP supports muti-mode free switching
- Free lessons are provided
- Modular installation，simple assembly
- Integration of nine functions，a variety of way to play
- Two RGB headlights
- Support Android and IOS
NUCLEO-F446RE with MCU STM32F446RET6 Supports STM32 Nucleo mbed Development Board
3W LED Module High-Power with PCB Chassis for Arduino STM32 AVR
- Type: LED High Power Board
- Forward voltage: 3.3 – 3.6 V
- Reverse voltage: 5V
- Power: 3W
- Viewing angle: 180°
- Mainly Compatible with: Arduino
- 3W LED High Power Board for Indoor / Outdoor Display
- Colour temperature: Warm White 3000-3200K / white 6000-6500K
- Forward current: 700MA
- Luminous flux: White 180-200LM (lumens) , Red 90-100LM (lumens) , Green 80-90LM (lumens)
- Long life
- small size
- Material: PCB
4×4 Keypad Board Matrix Keyboard 16 Key Buttons For Arduino
- 4×4 Matrix Keyboard Module with 16 buttons
- Small in size and hence Save space
- More convenient to use
- Expanded development application modules for single chip
- With 16 keys and an 8 pin
- The maximum voltage across each button: 24v
- The maximum current across each button: 3mA
- Easy communication with any microcontroller
- Ultra-thin design
- Adhesive backing provides easy integration
- High price-performance ratio
- Allows microcontroller to scan 8 output pins to check which 16 button
- Long life
- Maximum operating temperature: 0 degrees to 50 degrees Celsius
- Dimension: 70*77*1mm
- Weight: 7.5gm
4*4 MATRIX KEYPAD
The maximum voltage across each button: 24v
- The maximum current across each button: 3mA
- Easy communication with any microcontroller
- Ultra-thin design
- Adhesive backing provides easy integration
- High price-performance ratio
- Allows microcontroller to scan 8 output pins to check which 16 button
- Long life
- Maximum operating temperature: 0 degrees to 50 degrees Celsius
- Dimension: 70*77*1mm
- Weight: 7.5gm
Voltage Divider Module for boards compatible with Arduino
- Working Voltage: 5.0 V DC
- Measurement Accuracy: <=1%
- Input Range: 25V max
- Resistor Tolerance: 0.5%
- Temperature Coefficient: 50PPM/°C
- Ratio: 0.18 ( ADC reference voltage / 0.18)
- External voltage and grove interface
- Eliminates the need to connect resistance to the input interface
- Adjustable gain
- Easy to use
UNO R3 Transparent Case
- Material: A grade acrylic sheet.
- For Arduino UNO R3 Development Board only.
- With screw copper pillar and installation instructions.
- To protect your little computer against damages, dust and scratches Clear Top and Bottom.
- This case provides easy access to all ports.
- It requires no tools for easy assembly and disassembly.
- Simply Clicks Together Enclosure.
L293D Motor Driver Shield
- L293D motor driver chip & 74HC595 shift register
- Four H-bridges
- Terminal blocks and jumper to connect external power, for separate logic/motor supplies
- Up to 4 bi-directional DC motors with individual 8-bit speed selection
- Up to 2 stepper motors (unipolar or bipolar) with single coil, double coil or interleaved stepping.
- 2 connections for 5V ‘hobby’ servos connected to the Arduino’s high-resolution dedicated timer
- 4 H-Bridges: L293D chipset provides 0.6A per bridge (1.2A peak) with thermal shutdown protection, internal kickback protection diodes. Can run motors on 4.5VDC to 25VDC.
- Pull-down resistors keep motors disabled during power-up
- Big terminal block connectors to easily hook up wires (18-26AWG) and power
- Arduino reset button brought up top
- Tested compatible with Arduino Mega 1280 & 2560, Diecimila, Duemilanove, and UNO
- PCB Size: 69 x 53 mm
Protosheild For Arduino
- Standard 0.1"x0.1" prototyping grid with big pads
- Comes with Stacking headers and plain header, choose whichever you want when soldering together
- IC pattern for adding DIP ICs up to 20 pins
- Power rails down the middle and sides
- Reset button and an extra general use button
- 2 3mm general use LEDs, red and green, as well as 2 matching resistors
- A pass-thru ICSP stacking header so you can stack any kind of shield on top, and/or use an AVR programmer
- A surface-mount chip area for up to 14 SOIC size parts
- Compatible with tiny breadboards
- Every pin is brought out
- Gold plated pads
- 2 x 0.1uF capacitors on either side for extra power stability
Sensor Shield V5 Expansion Board For Arduino
- Retain the merits of the V4.0 version
- Laminated design
- PCB immersion gold processing technology
- IIC interface
- Bluetooth module communication interface
- SD card module communication interface
- APC220 Wireless RF modules communication interface
- RB URF v1.1 ultrasonic sensors interface
- 12864 LCD string of line and parallel interface
- 32 servo controller interface
16×2 (1602) LCD Keypad Shield
- Operating Voltage:5V
- 5 Push buttons.
- RST button to reset Arduino program.
- Integrate a potentiometer for adjusting the backlight.
- Expanded available I/O pins.
- Blue light with white characters.
- Uses 4 Bit Arduino LCD Library
- Screen contrast adjustment
- Arduino Reset button
- The keypad consists of 6 keys select, up, right, down, left and reset.
- To save the digital IO pins, the keypad interface only uses one ADC channel.
- The key value is read out through a 5 stage voltage divider.
Arduino CNC Shield v3 Engraving Machine/3D Printer/A4988 driver GRBL compatible
- Coolant enable
- Uses removable Pololu A4988 compatible stepper drivers. (A4988, DRV8825, and others) (Not Included)
- Jumpers to set the Micro-Stepping for the stepper drivers. (Some drivers like the DRV8825 can do up to 1/32 micro-stepping )
- Compact design.
- Stepper Motors can be connected with 4 pin Molex connectors or soldered in place.
- Runs on 12-36V DC. (At the moment only the Pololu DRV8825 drivers can handle up to 36V so please consider the operation voltage when powering the board.)
- Please note that this is an unassembled kit and needs soldering.
- Latest Arduino CNC Shield Version 3.10
- GRBL 0.9 compatible. (Open source firmware that runs on an Arduino UNO that turns G-code commands into stepper signals)
- PWM Spindle and direction pins
- 4-Axis support (X, Y, Z, A-Can duplicate X, Y, Z or do a full 4th axis with custom firmware using pins D12 and D13)
- 2 x End stops for each axis (6 in total)