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 Colour: Black Material: metal + plastic Package contents: 1* quartz watch movement motor (without battery) 1* hour hand 1* minute hand 1* second hand 1* accessory set 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. Quartz Clock Motor Quartz Movement Wall Clock