Features 1. 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. Specification Frequency: 868.3Mhz Code: Scrolling Code Key: 2 keys Battery: Built in battery Shell material: Metal and ABS Working voltage: 12v Working current: 27mA Launch distance: 100m (open) Material: Metal and ABS Color: Grey Size: 7 x 4 x 2 cm Weight: 30 g Package Include: 1x Remote Control 1x Instruction Manual 1x Battery 1x Keychain