About this item [Multiple Setting 5 Modes] Up to 20 ON/OFF schedules for 7-day repeat cycles or a single-day setting to meet your needs; pool controller has options for Always ON/ OFF, AUTO ON/OFF, and Daylight Saving Time (DST) modes; turn it ON/OFF or change modes using the MODE button; multiple modes day settings to save on your electric bill [Heavy Duty 40 AMP Versatile] With 40 Amp 2HP 120/240/277 VAC, the pool pump timer control up to 2 units at once; designed for outdoor/indoor high-power appliances like pool pumps, heaters, filters, and other motor-driven equipment; giving peace of mind and convenience for managing your pool and outdoor equipment [Built-in Battery Keeps Settings] Backup battery included with 3 months available; No need to repeat settings for 7-day pool timer switch in case of power failure; hassle-free use; No more worry about losing your previous timing and settings [Weather-resistant Durable] Waterproof resin PC housing with flame-retardant insulation resists UV high temperatures; 2 water outlet holes prevent water from entering the junction box; pool pump timer outdoor operate from -40? to 140? for long-lasting performance; No need to turn it off or store it in bad weather [Easy Installation] Removable timer module makes simple wiring and hassle-free; heavy-duty pool timer wiring apertures in 2 sizes (1/2'' and 3/4'') to suit your needs; included wiring caps to simplify the installation process and ensure a smooth setup › See more product details *WiFi Pool Timer Learn More *WiFi Pool Timer Learn More *Digital Pool Timer Learn More *Mechanical Pool Timer Learn More Automatically turn on/off your pool devices and lights with 4 timer settings. Note: Two devices can only be controlled simultaneously. Protected by a high-quality plastic case, the pool timer is sturdy for long-lasting use, avoiding being damaged or corroded by water and extreme weather. The pool timer is designed for both outdoor and indoor use. Equipped with waterproof pads, there is no worry about water seeping into or damaging the wires.