SunFounder 5V 8 Channel Relay Shield Module for Raspberry Pi 3, 2 Model B & B+ Arduino UNO 2560 1280 ARM PIC AVR STM32 5V 8-Channel Relay interface board, and each one needs 15-20mA Driver Current Equiped with high-current relay, AC250V 10A ; DC30V 10A Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic) Indication LEDs for Relay output status Size:14cm x 5.7cm x 1.7cm (5.51inch x2.24inch x 0.67inch) Simple relay magnetic circuit to meet low cost of mass production. Switching capacity available by 10A in spite of small size design for highdensity P.C. board mounting technique. UL,CUL,TUV recognized. Selection of plastic material for high temperature and better chemical solution performance. Sealed types available.