This is a set of clock movemoment set without battery, made of premium material, perfect for wall clocks, desk clocks, cross stitch clock, etc. The mute watch design is practical. Easy to install, simple and nice design, these replacement parts suit well to different styles of clock frame. Suitable for repairing, replacing the broken parts of a clock or serving as good handwork material to make a clock by yourself. Features - Color: Black. - Material: Plastic. - Size: About 12 x 6 x 1.5 cm. - Made of premium material, practical and durable for long time use. - Perfect for wall clocks, desk clocks, cross stitch clock, etc. - Easy to install into the clock, simple and nice design can meet all your needs. - These replacement parts suit well to different styles of clock frame. Suitable for repairing, replacing the broken parts of a clock or serving as good handwork material to make a clock by yourself. - Warm tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you Specification - Crystal vibration frequency: 32.768KHz. - Average daily poor: 1sec/day at 1.5v, 24. - Operating voltage: 1.25v to 1.7v. - Working temperature: - 10 to 50 . - Peripheral output frequency: 0.5hz. - Weight: approximately 22g w/o battery. - Second hand output torque: greater than or equal to 1.5gf-cm(1.5v). - Minute needle output torque: greater than 30gf-cm(1.5v). - Power Supply: 1.5v - Power Mode: AA size (IEC R6) 1 piece. - Battery life: 6 months. - Average power consumption current: under 160ua at 1.5v. - Second Minute Hour is Second Minute Hour. - Length: 130 mm 160mm or less. - Weight: 2 or less 6g. - Loss torque: Less than or equal to 0.15g-cm 6g-cm. - Axial length: 12 mm / 6 mm / 9 mm / 13.5 mm / 16.5 mm / 18.5 mm / 20 mm / 22 mm