24Hr In-Wall Mech Timer Automates overhead lighting, ceiling fans and porch lighting. Up to 24 on/off settings per day, repeats daily. Programmable in 30 minute intervals. Fits into a single or multi-gang switch box. Fits in a standard decorator/rocker plate. Pins cannot be remo ved or lost. Override switch. White with taupe silkscreen. CSA Certified C/US, CFL compatible. 2.25" depth x 4.25" width x 8.25" height, .22 lb. 125 volts ac, 60 Hz 20 amps, 2500 watts resistive / 8 amp, 1000 watts tungsten / 8 amp ballast. Controls up to 1 HP.