Features1. Hormann HSM4 HSM2 868MHZ garage door remote control.2. This garage door remote control receiver is not the original remote control, but its function is the same as the original remote control.3. The garage door handheld transmitter is very compact in size and can be easily placed in your pocket, bag, or backpack, and it has a built-in remote key hanging on your keyring.4. Usage/Application Areas: remote-controlled electric doors and windows, garage doors, rolling shutter doors, telescopic doors, track gates, sliding doors.5. The packaging includes the remote control, battery, instruction manual, and keychain.SpecificationFrequency: 868.3MhzCode: Scrolling CodeKey: 2 keysBattery: Built in batteryShell material: Metal and ABSWorking voltage: 12vWorking current: 27mALaunch distance: 100m (open)Material: Metal and ABSColor: GreySize: 7 x 4 x 2 cmWeight: 30 gPackage Include:1x Remote Control1x Instruction Manual1x Battery1x Keychain