much more lower power consumptiononly 0.1-0.6 ma standby currentit is a Relay Contact Mini Remote Control Switch. Input DC3.7V-12V Output 0V Switching Value ,use Relay Contact NO (Normally Open) ( Common)or NC ( Normally Closed ) ( Common)Color: greenandblackMaterial: PCBandplasticWorking Voltage: DC3.7V-12VQuiescent Working Current: 0.1-0.6maWorking Current: 20-30maMax Load: 1A Relay have better load less than 0.7AReceiving Sensitivity: -110dBmLearning Dot to add transmitter and adjusted Momentary Toggle LatchedMomentary- - - Press and Hold- -ON, Release- - OFFToggle- - - -Press one time - - ON. Press it again - - OFFLatched- - - - Press A - - ON, Press B- - -OFF- Black- - - - - Input - GNDand Red- - - - - - Input and VCCNC - - - - - - NC (Normally Closed)-Yellow- - - - (Common)NO Yellow - - - - - NO (Normally Open)Package Contents:1 x Receiver1 x Remote(2 CR2016 button batteries not included)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm.