Relay Module (1 Channel - 12V) memory card 2x AA battery holder (

2x AA battery holder ( with cover and On/Off Switch)

and it can use a low energy Bluetooth connection to interact with other devices and the Internet

DC Current Gain (hFE): 1000 to 20000

Operating Temperature Range: -55 C to 125 C

Relay Module (1 Channel - 12V) memory card 2x AA battery holder (Introduction : It is a 1 channel relay board, which can be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, PLC, etc. It is also able to control various appliances and other equipments with large current. used where it is necessary to control a circuit by a low power signal (with complete electrical isolation between control and controlled circuits), or where several circuits must be controlled by one signal.