HORMANN HS4 HSM4 40.685MHz Remote Control Specifications: Number of channels: 4 Product material: ABS Product weight: 40 g Battery: 12V 23A Installation: wireless Wireless transmission distance: 50-150 m (open space) Frequency: 40.685 MHz with grey buttons Compatible Models: HORMANN 40.685MHz Grey buttons HORMANN HSE 2/4 HORMANN HS 2/4 HORMANN HSM 2/4 Special note: If your original remote control is not listed, do not purchase this item. Even if your remote operates on 40.685 MHz, it may not be compatible if not listed. Features: 1. Perfect replacement for HORMANN 40.685MHz grey button remote control. 2. Easy to program via receiver; ideal solution if original remote is lost. 3. Not compatible with other brands or models. 4. Supports bulk purchase; contact for inquiries. Included: * Remote Control * Battery * English Manual