Toro 53805 Lawn Master II Four Zone Landscape TimerLawn Master II Landscape Timers automate watering - saving water and promoting a healthy landscape.Toro 53805 Lawn Master II Four Zone Landscape Timer Features: Efficiently works with new or existing systems 3 Programs with up to 3 start times per program to automate traditional and drip irrigation systems Simple to install and program 4 Zone capacity with port for optional rain sensor Water on specific days of the week, odd or even days, with day exclusion to meet water restrictions Increase it during hot months without having to reprogram Rain sensor port allows easy connection to a rain sensor with no wire splicing Allows the user to manually turn the rain sensor connection to the timer on or off when desired Pump start relay port allows easy connection to a pump when well water systems are used Flexible run time, length of watering from 1 minute to 6 hours Battery memory back-up stores programming Includes mounting hardware, transformer and instruction manualToro 53805 Lawn Master II Four Zone Landscape Timer Specifications: Dimensions: 5" H x 6.5" W x 1" D (12.7 cm x 16.5 cm x 2.5 cm) Max Output to Valves: 350mA per Station Battery Backup: 9-volt battery required Transformer Input: 120 VAC, 60 Hz Transformer Output: 24 VAC at .75A Indoor/Outdoor: Indoor Zone Capacity: 4