Features:1. Reliable control: The receiver only works with the transmitter which use same code.2. Wireless control, easy to install. The wireless receiving controller, with high confidentiality, stable performance, low power consumption characteristic, jump line or dial the code switch coding.3. You can turn on/ off the receiver with transmitter (remote control) from any place within an reliable distance.4. Application: It can be used in industry automation, agriculture automation and home automation, such as factory, house, farm, pasture, vehicle, ship, offshore operation, aerial vehicle, field call, etc. 5. It can remote control equipments on land, water and air, such as remote control lights, sirens, locks, motors, fans, winches, blinds, linear actuators, doors, windows, electric solenoid valves, security alarm, business signs and various devices.Specification:Condition:100% Brand NewModel: KTNN-KG1201-BWorking Voltage: DC12V Receiver Sensitivity: -105dBWorking Frequency: 433.92MHzQuiescent Current: 8mAFrequency Deviation: 0.2MHzModulation Mode: ASKWorking Mode: Jog, Inter-lock, Self-lockCode Type: Learning CodeControl Distance: 100m(Open and undisturbed)Size: approx.4*4*2.5cm/1.6*1.6*1inWeight: Approx.87g/3.1oz Package list: 1 x Receiver1 x Transmitter (remote control)Learning Code: Press the learning button 3 seconds, the indicator light off .then you press any buttons of the remote control to transmite signal . it means studying successfully when the indicator flash 3 times until the indicator light on.Note:1. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard..3.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.