brand new and high quality Features: The gadget is a wireless remote control for key fob, it has super strong copy and clone function, ultra-small error of copy data code and copy oscillation resistance. It supports remote and wireless control your roller shutter door, garage doors and other telecommand equipments within 30 meters (available space). Bring you a brand new remote control experience and bring a lot of convenience to your daily life. Application: Copy remote control is suitable for copying your existing remote controller, such as: electric door remote control, rolling door remote control, garage door remote control, curtain control remote control, car and motorcycle remote control, etc. Encoding type support: support for CAME TOP series remote control and most other remote control, including the following codes: PT2242, PT2260, PT2262, EV1527, 527, PT2240, SMC918, HT-12E, AX5326-3, AX5326-4, AX5026, HT600 , HT680, HT6207, HT6010, HT6012, HT6014, MC145026, HT640, SMC926, HT12D and other encoding chips. (This remote duplicator can only copy 433MHz fixed codes. If you follow the instructions on the user menu, you still cannot copy the remote control, you may have to check whether the device has one of the following chips listed above.) Fewer failures and support a larger variety of codes. Provide a larger code pool, which you can copy more remote controls. Specification: Product name: Copy Remote Control for Key Fob RF frequency: 433MHz Working voltage: for DC 3V Match code method: copy when connected to another remote control (one-to-one copy) Support channel: four channels Encoding type: learning code (example: 1527), fixed code (example: 2262), rolling code (example: HCS301) Modulation system: ASK Working current: 12mA Transmitting power: + 13dbm Transmission distance: 30m (free space) Material: plastic and metal Length: app.68mm/2.68in Width: app.35mm/1.38in Height: app.14mm/0.55in Color: Black+Silver Quantity: 1pc Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x 433MHz RF 4-Channel Remote Control(Battery included) (other accessories demo in the picture is not included.)