On/off control for the AC Master sine wave inverter with a clear on/off indicator which indicates when the inverter is active. In addition, the AC Master Remote Control makes it possible to turn the inverter on or off automatically by means of a 12 volt input for example when switching on the onboard AC power or while starting an engine. The AC Master Remote Control comes with 8 m (25 ft) cable. General Specifications Input voltage range: 10.5-15.5 V Standby power:<40 mA Operating temperature: 0C to 40C/32F to 104F Dimensions (H x W): 57 mm (2.2") x 73.5 mm (2.9")