Features:*Easy to install and combine with the transmitter,with a hook on the transmitter,very convenient to use.*Wide using scope, it can connect to the electronic control lock, intercom doorbell, garage door, light, automatic door/window, household appliances for security system, etc.*High receiver sensibility. You can connect or disconnect the receiver to the transmitter within a distance of confidence.*Super small size, taking up very little space. The receiver board size is only about 4*4*2.6cm.*Stable and reliable, stable performance.Can pass through walls, floors and doors, control receiver from any place within a reliable distance.Receiver Specifications:Channels: 1Input Power: DC12VStatic working current: 10mAOutput Current: 10ARF Frequency: 433MHzOutput Power: DC/AC OptionalCoded System: Fixed Code (2260 Chip)Receive sensitivity: -95dBWorking mode:Inching/self-locking/interlock function(adjustable)Receiver Board Size: Approx. 4*4*2.6cmReceiver Board Weight: Approx.27gRemote Control Specifications:Frequency: 433MHzRange: 50m (open area)Modulation: ASK amplitude modulationBatteries: 2*CR2016 3V (included)Quantity: 1PCSRemote Control Size: Approx. 6*3.5*1cmRemote Control Weight: Approx. 20gPackage Information:Package Size: Approx.12.5*9*3cm/4.92*3.54*1.18inPackage Weight: Approx. 48g/1.69ozPackage List:1* Receiver Board1* Remote Controller