pecification:Brand newMaterial: PlasticColor: WhiteTransmitter Dimension: Approx. 85×85×11mm/3.35×3.35×0.43inchIC Chip: EV1527Distance: 10-180m (Long Distance)Working Current: 20-25mAWorking Frequency: 433MHzWorking Voltage: DC 12V 27A Battery (not include)Type: 1#: With 1 button; 2#: With 2 buttons; 3#: With 3 buttons (Optional)Quantity: 1 PC (other accessories is not included)[Transition: 1cm=10mm=0.39inch]86 panel wall remote transmitter, with 1/2/3 button optional,can be stuck onto anywhereIt is a learning code transmitter EV1527 IC Chip.And it can be learned into most of the learning code receiver.Besides,it can work with any kind learning code receiver, so that the trouble brought by routing is avoided successfully.Package Included:1 X Remote Control Wall Panel Switch Transmitter(Not Batteries Included)Note:It is only a common RF remote control(transmitter ), so it is only the professional can buy it alone or who buy our remote switch receiver, then need additional transmitter.If you are freshman about RF remote control system, please buy the duplicating/cloning /copied remote control.The receiver and transmitter can work together, their frequency, IC chip and shock resistance must be taken in to consideration.Please allow minor deviation due to manual measurement.Due to the difference between different monitors, the picture may not reflect the actual color of the item.