Power Supply: 1 x AA Battery (Not included) Crystal Frequency: 32.768KHz Average Daily Difference: +/- 2 sec/day at 1.5V, 24 Celsius Operating Voltage: 1.25V to 1.7V Working Temperature: -10 Celsius to 50 Celsius Circumferential Output Frequency: 0.5Hz Second Hand Output Torque: or equal to 1.5gf-cm (1.5V) Minute Hand Output Torque: or equal to 30gf-cm (1.5V) Average Current Consumption: Under 160uA at 1.5v Ideal for repairing most types of clocks colour:black Material:Metal + plastic size:The hour hand size is about: 55mm The minute hand size is about: 75mm The hour hand size is about: 100mm Movement : 55x55mm Spindle Length: . 13mm (6mm thread), Fit up to 3mm thick clock plate Package Contents: 1 x Quartz Clock Movement Motor 1 x Hour Hand 1 x Minute Hand 1 x Second Hand 1 x Fittings Kit 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.