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The HR1688 Quartz electronic wall clock movements manufactured by Hengrong are one second-class movement with a life span of 6 to 8 years and all passed the CE and ROHS certification (meeting the
requirements for exporting to the European and American countries).
HR1688 Quartz electronic wall clock movement Crystal frequency: 32.768KHz, Average day difference: ± 1 second / day at1.5v, 24 ℃, movement shaft length 13/15/17/20/23MM can be customized and supply, please understand the thickness of the your clock panel. A copper thread, copper thread length 8.70mm, with gold screws, WASHER and black pad, can be equipped with battery cover (quotationwithout battery cover, if required with battery cover, unit price plus 0.10 yuan / month).
Shaft length: 17mm; Carton size: 40 * 36 * 38.5CM
size: 56 * 56 * 16.2mm; Voltage: 1.3V ~ 1.7V
Weight: about 25g / PCS; Battery: AA (No. 5)
Packing: Styrofoam + carton; Battery life: 1 year
Packing quantity: 5 * 100PCS / box; Average power consumption
current: 120uA at 1.5
http://www.hr-clockparts.com/