Motor Size: 55x55mm/ 2.17x2.17inch Hour Hand Length: 66mm/2.6inch Minute Hand Length:99mm/ 3.9inch Seconds Hand Length: 132mm/ 5.2inch Spindle Length: 13mm (6mm thread), Fit up to 3mm thick clock plate Power Supply: 1 x AA Battery (Not included) Crystal Frequency: 32.768KHz Average Daily Difference: 2 sec/day at 1.5V, 24 Operating Voltage: 1.25V to 1.7V Working Temperature: -10 to 50 Circumferential Output Frequency: 0.5Hz Second Hand Output Torque:greater or equal to 1.5gf-cm (1.5V) Minute Hand Output Torque:greater or equal to 30gf-cm (1.5V) Average Current Consumption: Under 160uA at 1.5v perfect for repairing most types of clocks Color: black + white Material: metal + plastic Package contents: 1* quartz clock movement motor (without battery) 1* hour hand 1* minute hand 1* second hand 1* accessories Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.