* Case is made of brass, the opening port is made of high quality alloy. Both of them are polished by hand carefully.
* Operation Voltage : 1.3V ~ 1.7V.
* Time Keeping Accuracy :±30 Sec/Month At 1.5V DC. 25℃.Current Consumption : Less Than 150μAt 1.5V DC.
Torque At Second Hand : 0.6 (gr-cm).Torque At Minute Hand : Less Than 36 (gr-cm).
Operating Temperature Range : -10℃~60℃.
Battery Life : Approx. One Year (UM-3).
Time Indication : 12-Hour Indication By 3 Hands (Analogue).
Time Indication : 24-Hour Indication By 3 Hands (Analogue).
Base 150mm,Dial 95mm,Depth 61mm,N.W. 0.43kg