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Temperature controller STC-1000 aquarium hatching seafood machine electronic digital display microcomputer temperature controller switch

Temperature controller STC-1000 aquarium hatching seafood machine electronic digital display microcomputer temperature controller switch

Power outage automatic switching battery controller board DC 12V-48V emergency automatic conversion module

20A forward and reverse DC speed regulator 12V24V36V48V60V pulse width motor driver PWM control board

PWM DC motor speed regulator 12V24V36V48V20A high-power DC controller waterproof

XH-M203 water level controller, fully automatic water level controller, water level switch, liquid level pump controller

Capacitive soil moisture sensor is not easily corroded and operates with a wide voltage supply line

Industrial grade usb to rs485 rs232 communication module two-way half-duplex serial port line converter TVS protection

Industrial grade USB to RS485/RS232 communication module, bidirectional half duplex serial port line converter, TVS protection

XH-A232 Class D Digital Audio Amplifier Board HD Audio Amplification Module Power Supply 12-24V Output 30W * 2

XH-M452 Temperature and Humidity Control Module Digital Display Dual Output Automatic Constant Temperature and Humidity Control Board

22 in 1 sensor module kit for robot sensors, 22 in 1 learning starter kit