HR1688UM-2 cell battery large torque clock movements wholesale factory ,Hengrong produce thissection HR1688 large torque movement is through the customer's needs and user convenience to increase the
large torque clock movement's battery slot. Now HR1688 high torque movement using the battery specifications UM-2 (NO.2), a UM-2 battery can be used for 12 months to 15 months（12-15 months）, and UM-2 battery aslong as AA (NO.5) battery, indicating HR1688 high-torque movement can sharetwo types of batteries.
HR1688UM-2 cell battery large torque clock movements are one second-class movements, life expectancy more than 2 years, all through the CE and ROHS certification (reach the export requirements of European and American countries). HR1688 high torque clock movement crystal frequency: 32.768KHz average day difference: ± 1 second / day at1.5v, 24 ℃, high torque torsion shaft movement is suitable for about 350mm long clock hands, use better.