This easy-to-use remote control duplicator operates at 433MHz with 12V 27A battery requirements. It can copy any fixed code remote controller, has strong privacy and is suitable for home remote control copy. The small size and lightweight design make it easy to carry. Suitable for garage doors, motorcycles, car alarms, and short-range wireless remote control products. Operating distance of 50m. Modulation mode: ASK (AM). Weight 20g. Includes 2 remote control duplicators. Features 1. Operating conditions of the remote control: operating frequency 433mhz, 12V 27A battery requirements. 2. It's easy to use, copy any fixed code remote controller, save the trouble of replacing specified remote controller. 3. Strong privacy, especially suitable for home remote control copy. Small size and lightweight, easy to carry. 4. Application: garage doors, motorcycles, car alarm products, home security products, short-range wireless remote control products, industrial control products. Specification Material: Metal, Plastic Color: Black Size: 6.8 x 1.7 x 1.4 cm Weight: 20 g Working voltage: DC12V (excluding 27A battery) Working current: 10 mA Operating frequency: 433MHz Modulation mode: ASK (AM) Launching distance: 50 m Package Include: 2 Remote Control Duplicator