New in box “Prime 15 amp outdoor lighting timer allows you to customize when devices turn on and off 2-grounded outlets for use with devices like landscape lighting, outdoor fountains or pool pumps Compatible with CFL, LED, fluorescent and incandescent bulbs Turn-dial select allows you to choose from 5 modes: 2-hour, 4-hour, 6-hour, 8-hour or dusk-to-dawn Photocell activates lights at dusk and resets only after programming cycle has completed On/off option allows you to easily turn the timer off, or keep it on at all times Mounting holes safely secure unit to a wall Interruption-free programming means headlights, porch lights and street lamps will not interfere with operation”