High Torque Long Shaft Quartz HR1688 Clock Movement Mechanism Replacement ClockFeatures:The HR1688 caliber 2 gear is made of high-quality nylon material, which is flexible, has low noise and long service life.HR1688 movement's electronic coil is not only sufficient material coil large and use a high-quality bright copper lacquer wire winding, in addition to the stator piece is also the choice of nickel-iron materials, its high permeability, low resistivity has a role in saving electricity.Specification:Crystal frequency:32.768KHzTiming Accuracy:30Sec/Month(1.5V DC. 25)Current Consumption:Less than 130A(1.5V DC.)Operating voltage: 1.3v to 1.7vOperating Temperature: -10Cto50CPower supply: 1.5vBattery life (specification): Approx. One Year (UM-3)Weight: Approx. 25g/PCSSecond hand output torque: 0.6gf-cm(1.5V)Minute hand output torque: 30gf-cm(1.5V)Requirements for pointer specifications:Second hand length/weight: 130mm, 2gMinute hand length/weight: 200mm, 6gSecond hand unbalance moment: 0.15gf-cmMinute hand unbalance moment: 6gf-cmShaft lengths available in 8:Shaft length 8mm, unthreadedShaft length 13mm, thread height 5.2mm, suitable for 1-2mm panelsShaft length 14.5mm, thread height 6.7mm, suitable for 2-3mm panelsShaft length 17mm, thread height 9.7mm, suitable for 4-6mm panelsShaft length 20mm, thread height 11.7mm, suitable for 6-9mm panelsShaft length 22.5mm, thread height 14.5mm, for 9-11mm panelsShaft length 28mm, thread height 20.5mm, suitable for 11-17mm panelsShaft length 32mm, thread height 24mm, suitable for 18-21mm panelsPackage Includes(Optional):1*movement(14.5/17/20/22.5/28/32/13mm)1*nut1*Washer1*Gasketor2*Metal hookNote:The HR1688 jumping-seconds movement uses a single #5 battery.The battery slot of the movement is not equipped with a battery coverPlease allow 1-3mm error due to manual measurement. Please make sure you don't mind before ordering.Please allow 1-3g weight error. Please make sure you don't mind before ordering.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual colour of the real item. Please make sure you don't mind before ordering, thank you!