•4-key Wireless Remote Control for Cars, Car Sunroofs, Garage Doors, Gate Doors, Alarm Systems, Heating Systems, Home automation, Lighting and etc. •This is a fixed frequency remote key fob 433mhz for copying 99.99% common fixed & learning code remote controls •Compact size and lightweight, fits comfortably on your keychain and features a built-in clip Specification: •Product size: 49*49*14mm •Working frequency: 433MHZ •Working voltage: 6V •Working current: ≤12mA •Copy type: fixed code (2260, 2262, etc.) learning code (1527/2240, etc.) part of the rolling code, etc. •Oscillation resistance: There is no need to consider the oscillation resistance, this product will automatically be compatible with the oscillation resistance •Remote control distance: 50-100m (in an open environment, the sensitivity of the receiving device is -100dbm) •Modulation method: ASK amplitude modulation •Matching method: copy type •Application field: suitable for remote control matching and copying of electric door remote control, retractable door remote control, garage door remote control, motor control remote control, curtain control remote control, LED light remote control, automobile and motorcycle remote control, industrial equipment remote control, etc. Package included: •1 x Round Wireless Universal 4-key Remote Control •1 x Button Cell •1 x English and Chinese User Manual •Other items not included