UK MSF Time Atomic Radio Controlled Silent Wall Clock Quartz Movement MechanismOOTDTY . Features:The clock can automatically synchronize with the official MSF time in the UK. High-quality quartz clock movement with a long service life. Ideal for faulty units or to create your own personalised clock designs. Energy efficient. Accurate storage time. The core coil has high magnetic permeability, low resistivity, and energy saving. It is suitable for repairing or making a clock. Specifications:Material: Plastic & Metal Hose Size: approx.56x56x19mm/2.20x2.20x0.75in Shaft Length: Approx.17mm/0.67in Thread Length: 17mm/0.67in Suitable for 5mm thick clock panel. Quartz crystal frequency: 32.768KHzTravel time accuracy: ± 30s/month (1.5V DC. 25 °C)Current consumption: less than 190mu; A (1.5V DC.)Operating Voltage: 13v to 1.7v Operating Temperature: -10°c to 50°c Rated Voltage: 1.5V Battery Life (Specifications): Approx. One year (UM-3)Starting moment second-hand: le; 0, 6gf-cm (1.5V)Minute Hand Output Torque: le; 30gf-cm (1.5V)Color: As pictures shownQuantity: 1 setNote: Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Included: 1 Set x Quartz Clock Repair Tools (Other accessories shown in the picture are not included.)