Usage Tips: Motor Size: 55x55mm / 2.17x2.17 inch Hour Hand Length: 45mm / 1.77 inch Minute Hand Length: 65mm / 2.56 inch Seconds Hand Length: 110mm / 4.33 inch Spindle Length: 13mm (6mm thread), fits 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: ≥ 1.5gf-cm (1.5V) Minute Hand Output Torque: ≥ 30gf-cm (1.5V) Average Current Consumption: Under 160uA at 1.5V Perfect for repairing most types of clocks Color: Black Material: Metal + Plastic Package Contents: 1 x Quartz Watch Movement Motor (without battery) 1 x Hour Hand 1 x Minute Hand 1 x Second Hand 1 x Accessory Set Only the above package content is included; other products are not included Note: Lighting and different displays may cause slight color differences between the item in the picture and the actual item. Measurement allows an error of +/- 1-3cm