Highlights Compact design & easy to operate; Used in garage door, barrier, lift gate, home appliances & other industrial remote areas; Transmitting frequency: 315 M Hz / 433 M Hz (315 M Hz for USA buyers, & 433 M Hz for European buyers); Low power consumption. Specifications Shipping Weight (Kg): 0.0294 Dimension (cm): 5 x 3 x 1 Package Contents 1 Four Keys Wireless Remote Controller