إلكترونيات A.I

3W 12V 250ma Mini Small Solar Panel Module DIY Polysilicon Solar Epoxy Cell ChargerUFFICIENT ENERGY: High conversion rate, high efficiency output, excellent weak light effect.PORTABLE: Mini solar panel, compact & stylish size, easy to be held, can be easily taken to outdoor activity.HIGH QUALITY: High quality epoxy resin, unique technology to make the components beautiful and strong, anti-wind and snow, increase the service life of solar panels.

Arduino Sensor Shield V5.0 Sensor Expansion Board for Arduino UNO R3
Upgraded V5 Arduino Sensor Shield
Buckled brick cables
Size: 57 x 57 x 19mm
Buckled port with VCC, GND and Output

4 Channel 5v Relay Shield Module for Arduino UNO R3
Standard for Shield interfaces and shape
Can continue to stack other for expansion boards
3 M3 screw positioning holes for easy installation
High Drive (5V or 3.3V) normally open contact closure
Onboard relay indicator (red)

1 Channel 5V Relay Module Low level Trigger    1-Channel relay module, with photoelectric isolation    dc or ac signal control, can control 220 v ac load    5v relay, low level trigger

L293D WiFi Motor Drive Expansion Board Shield Module for NodeMCU CP2102
Motor power, control power separation; In the experiment, by short-circuiting block the merger, the VIN and VM short, while power to the motor and the control board
Module provides short-circuit sub (short the VM and VIN), you can easily use one power (must 4.5V ~ 9V) while completing motor drive and control

Screw Terminal Expansion Adapter Board for the Arduino Nano V3.0 AVR
Use this dock to add extra connections to your Nano! It uses screw terminals so that you can be sure the connection is strong, and also use thicker/stranded wires.
This dock must be soldered together and a Nano is NOT sold with this item and is only pictured for illustrative purposes.
Package Contents:1 Nano Dock.

L298N Motor Drive Controller Board Module Dual H Bridge DC Stepper fit Arduino Electric Projects, Smart Car Robot
Dual-channel H-bridge driver working mode creates higher working efficiency,L298N as main chip, Can drive one 2-phase stepper motor, one 4-phase stepper motor or two DC motors.
To avoid damage the voltage stabilizing chip, please use an external 5V logic supply when using more than 12V driving voltage.

Gamepad Joystick Shield Expansion Board Analog Keyboard for Arduino
Add the RF interface of nRF24L01 and Nokia 5110 LCD interface, which is very convenient for prototyping and secondary game development.
The bluetooth module interface has been added, Convenient Bluetooth wireless serial communication.

AVR ISP Programmable Expansion Shield Board Module For Arduino Uno R3 Mega2560 Atmega328P
Compatibility: As it uses SPI pins of ICSP interface, compatible with for Arduino UNO R3 / for Arduino Mega2560, can change to the bootloader burner when it is directly plugged onto the two boards.

Motor Drive Shield L293D
A monolithic integrated, high voltage, high current, 4-channel driver
Size:6.8cm x 5.5cm x 2cm - 2.68inch x 2.17inch x 0.79inch.

Keypad 4 x 4 Matrix Array 16 Key Membrane Switch Keyboard
8 pins connector
White sticker can peel off for adhesive mounting
Maximum Circuit Rating: 35VDC, 100mA
Operation Temperature: 0 to +70 centigrade

400 Points Solderless Breadboard
400 Points Solderless Breadboard with 2 Positive & Negative Power Lines on both ends.
White ABS Plastic Body with Black Printed Legend. Color Legend on Distribution Strips.