Wall Clock Analog Clock Movement Type Memory Chip Arabic Shape Round Overall Dia 16 1/2 in Face Dia 14 1/2 in Frame Color Black Basic Power Source Battery Mount Wall Width 16 1/2 in Features Automatically Adjusts In Spring and Fall By Memory Chip Stylish Contemporary Design Case Material Polystyrene Case Color Black Face Color White Legend Skilcraft Ability One Time Adjustment Automatic Daylight Saving Time Adjustment Memory Chip Lens Material Polystyrene Shatterproof