Compact and attractive design with 4-key control. Utilizes wireless radio frequency technology for long transmission distance, non-directional signal, high sensitivity, and reliable performance without signal obstruction. Features LED indicator for operational status. Suitable for use in home or commercial anti-theft alarm systems. Applicable to various doors, windows, electric vehicles, cars, motorcycles, and industrial control devices such as alarms and controllers. Working voltage: DC12V Battery: CR2032 Current consumption: ≤12mA Frequency: 868MHz Output power: 10mW Transmission range: 50-100 meters Frequency deviation: 0.2MHz Transmission speed: 50-60KHz Chip type: Copy code (requires direct pairing) Operating temperature: -20°C to 70°C Storage temperature: -10°C to 50°C Compatible with models: HS1-868-BS, HS4-868-BS, HS5-868-BS, HSS4-868-BS, HSE1-868-BS, HSE2-868-BS, HSE4-868-BS, HSP4-868-BS, HSD2-868-BS Color: Black & Silver Material: Plastic + Metal Package includes: 1 x Remote Control (other items not included) Note: Colors may vary slightly due to lighting and screen settings. Measurement tolerance: ±1-3 cm.