About this item USER-FRIENDLY PROGRAMING - Enjoy homeowner convenience with the one-push programming override feature for quick adjustments. EFFORTLESS AUTOMATION - Simplify your life with the factory-set auto DST option, making daylight saving time adjustments seamless. VERSATILE COMPATIBILTY - Perfect for various applications, this timer is rated for use in low-voltage transformers up to 1200W, whether it's landscape lighting, pool pumps or Christmas lights EXTREME CLIMATE RELIABILITY - Designed to endure, this timer operates smoothly across temperatures ranging from -40? F to 122? F (-40? C to 50? C). LONG-LASTING PERFORMANCE - Equipped with two LR44 batteries (included), this timer retains accurate settings for up to three months without power, ensuring consistent functionality. › See more product details DIGITAL TYPE; 3-5/16 INCH WIDTH X 2-1/4 INCH DEPTH X 3-3/16 INCH HEIGHT SIZE; LANDSCAPE LIGHTING LOW VOLTAGE TRANSFORMER, CIRCULATING PUMP USED ON; UL (CANADA AND US) APPROVAL; OPERATING VOLTAGE RATING 120 VOLT AC AT 60 HERTZ