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4 CH 315Mhz Key Wireless Remote Control KIT IC 2262/2272 Receiver Module

51 MCU development board STC89C52 learning board AVR minimum system AT89S51
1. Product Name: nh5100 development board
2. Main control chip: STC89C52
3. Crystal frequency: 11.0592m/12m

DC 12V Mini Submersible Water Pump 300L/H 63 Gallon Pump
VOLTAGE--DC12V/4.5W （AC is forbiden, Red wire "+" Black wire "-"）
Overvoltage Protection-If the voltage over DC12+1.5V, the water pump will power off.
Specification-Max Flow: 300L/H (63 Gallon); H-Max (Lift height): 0-3m
No Self-priming function-It must be completely immersed in water when using.
Detachable & Cleanable-Use only in clean water, not corrosive liquids. Can be disassemble if you need.

Smart Car Robot Tire Wheel with DC 3-6v Gear Motor
Parameter Operating voltage: 3V ~ 6V DC
Reduction ratio: 1:48
Maximum torque: 800k.cm
Tire diameter: 65mm,Tire thickness: 28mm

GY-NEO6MV2 NEO-6M GPS Flight Controller Module 3V-5V with Super Strong Ceramic Antenna for Arduino EEPROM APM 2.5- Module with a ceramic antenna, superior signal- Save the configuration parameter data EEPROM Down- With data backup battery;With LED signal indicator- Default baud rate: 9600, Interface: RS232 TTL- Compatible with a variety of flight control module

Mini MP3 Player Audio Voice Module TF Card U Disk Board for DFPlayer Audio Voice Music Module
Supports sampling rates (KHz): 8/11.025/12/16/22.05/24/32/44.1/48
MP3 Player Audio Voice Module

DC 12V 3 Lines Cooling Fan 80mm x 80mm x 15mm 3 Pin Plastic Universal Cooling Cooler PC CPU Fans Airflow

SIM800L V2.0 5V Wireless GSM GPRS Module Quad-Band W/Antenna Cable Cap M105

TSOP4838 38kHz Infrared (IR) Receiver for Remote Control
Part number TSOP4838 IR Receiver
Typical forward voltage: 4.5-5.5 VDC @ 5mA
Power: 10 mW
Wavelength: 950 nm

Fan Motor 5V L9110 Module

HC-06 Bluetooth Serial Pass-Through Module
Works with any USB Bluetooth adapters.
Default Baud Rate: 9600,8,1,n.
Built in antenna.
Coverage up to 30ft.

Speaker small magnetic speaker 3W 4R 3 W 4 ohm diameter 36MM thick 20MM cone magnetic