Intermatic GM40AV-QW Timer Switch, Auto-Voltage 7-Day Electromechanical In NEMA 3R Outdoor Plastic Enclosure w/Battery Backup Highest ratings in the industry for loads up to 40 amps resistive 96 Captive Trippers are independently adjustable at 15 minute intervals; allowing for 48 ON/OFF operations per 24 hour period Real time clock face with ON/OFF/AUTO override switch Automatically adjusts to any voltage needed between 120 - 277 VAC Amber and Green LED's indicating power and status Type 3R outdoor enclosure is standard