Alarm functions：Universal Family” instrumental music, 5-minute snooze, LED light
Movement :Ostar continuous sweep
Clock Accuracy：±2 sec / day (at normal temperature)
Alarm Accuracy ：±5 mins (within the alarm set time)Operating temperature: 0 - 40°C
Operating temperature ：0 - 40°C
Please use the two provided No.4 Toshiba zinc–carbon batteries.
Approx. Battery Life：3 months (the longer the alarm is sounding, the shorter the battery life)