This Honeywell 7 Day Programmable Timer Switch can be used for all types of lighting and is compatible with CFLs and motors; 1800W max, 3/4 HP on 120V. Timer requires no minimum wattage. Features a large, backlit, easy-to-read display. The Honeywell 7 Day Programmable Timer Switch has three operating modes: manual, automatic and random. Equipped with convenient automatic daylight savings. The Econo SWITCH Honeywell Timer Switch features single-pole installation (requires neutral wire).