Univeral Start - Stop Timer Kit is a Miniature timer for all applications requiring a delay of up to 60 minutes. The control range may be adjusted. Specifications power supply: 12VDC / 55mA relay: 3A / 220V switchable time interval (without modifications): adjustable from 0 to 15 minutes PCB dimensions: 38 x 69mm (1.5" x 2.7")