5V 1 Channel SSR 202P Solid State Relay Module For ArduinoFeatures:1. 5V solid state relays 240V 2A、 output with resistive fuse 240V 2A.2. Size: 25 * 34 * 25mm (L * W * H)3. The input power supply: 5V DC (160MA)4. The input control signal voltage:(0-1.5V low state relays ON)(2.5-5V state high relay OFF)5. Blue KF301 terminals to the control line is more convenient.Specifications:Input section:DC +: Positive power supply (according to the relay voltage supply)DC -: Negative oneCH: Relay Modular Signal triggering end (low trigger active)Voltage version: 5VQuiescent current: 0mAWorking current: 12.5mTrigger voltage: 0-1.5VTrigger current: 2mANote:The power supply of module:must use DC voltage and match to the relay voltageWhen the signal has a low trigger terminal、 the relay will be switched on、 the device has power and workPackage included:1 x 5v 1 channel relay module