Irrigation Controller, Product Type Wall-Mounted Controller & Timer, Battery Backup System Yes, Display Type LCD, Enclosure Type Outdoor, Maximum Number of Zones 16, Power Source 120 V AC, Minimum Time Setting 1 min, Maximum Time Setting 4 hr, Depth 3 5/8 in, Features Hinged Door Panel for Easy Access to Valve Wiring, Colored Wire Terminals are Angled and Tool-Less, Multi-Site Management, Includes Lithium Cr2032 Battery, Width 9 1/4 in, Output Voltage 24 V, Manual Override Yes