Specification:Product Name: M12 Remote Control TransmitterMaterial: Metal + ABSColor: Black + GreenSize: 5.2×3.2×1.2cmWorking voltage: 12VWorking current: ≤27mATransmitting distance: one hundred meters (open space)Compatible with M12 sliding gate opener, anti-theft alarm, remote door lock, distant electrical rolling shutter door and window, wi-fi remote storage door, wireless remote rolling shutter door, wireless remote gate, water pump remote control, business management products, etc.Standard: US Feature:[Suitable for Swing and Sliding Gate Opener] Almost all swing and sliding gate openers can be operated with the M12 remote. Quick pairing makes it easy to add remote on your gate opener method utilizing the programming button on the management board. This remote control will operate third-party gate openers whose management boards settle for the normally open dry contact sign from the buttons and attach with our ERM12 receiver (sold separately). The ERM12 can be powered by means of 9-24VDC from the management board or an exterior energy supply [65FT Operating Range] This handheld remote control transmitter offers a superb working differ of 65ft. One gate opener can pair up to eight M12 remotes separately and as much as 250 with the ERM12 external receiver (sold separately). Each press of the distant operates the gate between open-stop-close-open. For sliding gate openers, button B is used to switch on the intermediate mode [4-Button Design] Our remote control transmitter is a 4-button wi-fi controller that works with almost all gate openers. Just press a button to gain immediate entry for your property [Easy to Carry] The progressed security code technology retains the gate opener method safe. It has small length and straightforward to carry. The remote transmitter features an enduring steel frame for long-lasting performance [Flexible to Use] If there's no sign interruption, one handheld remote control can operate an infinite variety of gate openers concurrently within the control range. It is possible to control multiple gate operators individually from one M12: four swing gate openers; one sliding gate motor and two swing gate closers; one sliding gate motor by including two ERM12s to each control board and programming buttons C/D for regular working with out the intermediate mode Parts List:2×M12 Remote Control Transmitter