Features 1、433MHz remote control keyfob, EV1527 learning code, high sensitivity, stable performance. 2、The maximum outdoor control distance up to 100 meters/328.1ft, low interference. 3、Built‑in 120mAh CR2025 button battery, low power consumption and long service life. 4、Suitable for anti‑theft alarm, garage door, electric door remote control, security, etc, wide applications. 5、It is just an ordinary RF remote/transmitter, only used in conjunction with the remote switch receiver. Specifications: Item Type: Garage Remote Controller Material: Metal + ABS Color: Black Battery Type: Button Battery (included) Battery Capacity: 120mAh Battery Model: CR2025 Working Voltage: DC6V Working Current: 8mA Quiescent Current: 0mA Working Frequency: 433MHz Chip Type: Learning code (EV1527) Oscillation Resistance: 330K (default) Transmitting Distance: Approx. 100M/328.1ft (open environment) Modulation Method: ASK amplitude modulation Scope of Application: Anti-theft alarm, garage door, electric door remote control, security, etc. Package List 1 x Garage Remote Controller