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 compact in size and can be easily placed in your pocket, bag, or backpack, and it has a built-in remote key for attachment to 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: 868.3 MHz Code: Scrolling Code Keys: 2 Battery: Built-in Shell Material: Metal and ABS Working Voltage: 12 V Working Current: 27 mA Transmission Distance: 100 m (open area) Material: Metal and ABS Color: Grey Size: 7 x 4 x 2 cm Weight: 30 g Package Includes 1 x Remote Control 1 x Instruction Manual 1 x Battery 1 x Keychain