Automatic bell instrument

Product Type: KG3022T Origin: Shanghai detailed description of the product to high performance microcomputer chip as the core, the bell can be automatically set by the user, can be realized within a day, 46 times rang the bell, and provide users with the clock automatic calibration function, with accurate, easy to operate while walking, widely used in schools and enterprises Automatic bell control. Power supply: 220V / 50HZ voltage range: 160-240V consumption power: <3W when a bell Length: 0 ~ 59 seconds timing error: <± 0.5 seconds / day Dimensions: 179 × 139 × 66mm Weight: 1100g Timing Views: 46 set the alarm time, manual, automatic dual operating modes: same day, different day, five-day work, six days work system