Lvshen 5V/12V Rechargeable Lithium Battery Pack, High Capacity for Smart Cars and LED Lights, 18650 Battery Compartment

$23.80

TTL to RS485 Module, 485 to Serial UART Level Converter, Communication Auto Flow Control Auto Bidirectional

$3.29

5V Charge-Discharge Integrated Module, 3.7V/4.2V 18650 Lithium Battery Charging Boost Power Board Module Protection

$2.09

ESP-32 CP2102/CH9102 Driver Development Board WIFI+Bluetooth Dual-Core CPU Module System Board

$12.76

[Youxin Electronics] W25Q32/64/128 NorFlash Storage Module 32/64/128Mbit SPI

$3.50

Mini DC-DC Buck Power Module: 3A Voltage Regulator, 24V Input to Fixed 3.3/5/9/12V Output

$2.09

SD Card Module Microcontroller Micro SD Card Module CH376S SPI Interface Mini TF Card Reader/Writer

$3.58

12V Single-Channel PWM Fan Speed Controller Module, PWM Speed Control for PC Case Fans

$5.60

[Official Creator Store] STM32 Starter Kit: Compatible with Bilibili Jiangxie Tech STM32 Video Tutorials

$197.92

[Youxin Electronics] Infrared Obstacle Avoidance Module / Car Obstacle Sensor / Black-White Line Detection / Adjustable Distance

$1.60

M03 M04 Water Level Detection Module Sensor Green Non-Contact Liquid Level Touch Switch Liquid Sensor

$2.37

CH340G Tycoon Gold Replaces PL2303 USB to TTL Flashing Cable Download to Serial Port Upgraded Version

$3.54