2-Channel Relay Module for Arduino & Raspberry Pi - 12V (Keyes)

AC voltage maximum 250V
AC current maximum 10A
DC voltage maximum 30 V
DC current maximum 10 A
Working voltage 12V
Includes optocouplers so that your Arduino or Raspberry Pi does not get damaged by reverse voltages
Signal Type TTL
Has the fixed bolt holes for easy installation
Small board PCB size: 5.5 cm * 4.5 cm * 1.8 CM
Weight： approx. 31 g