SainSmart 5V 2A 4 Channel Solid State Relay Module High Level Trigger Black for Arduino Uno Duemilanove MEGA2560 MEGA1280 ARM DSP PIC

Specifications:  Input control signal voltage: (0-0.5V low stage SSR is OFF) (2.5-20V high stage SSR is ON)  SSR Output (each channel):  Load voltage range: 75 to 264VAC (50/60Hz).  Load current: 0. 1 to 2 AMP.  Power supply: 5VDC / 160mA (all channel ON).  Input control signal voltage: 0V - 0. 5V  Low stage (SSR is OFF): 0.5V-2.5V.  2. 5V - 20V High state (SSR is ON) Features:  Use it to control various appliances, and other equipments with large current.  It can be controlled directly by Microcontroller (Arduino , Raspberry Pi, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).  Product Dimensions: 2.4 x 2.3 x 1.2 inches Package List: 1x SainSmart 5V 2A 4-Channel SSR Solid-State Relay Module