Description: Movement specification:69*56*16MM, shaft length 13MM, thread length 6MM. Clock hand specification: hour hand 55MM, minute hand 72MM, second hand 70MM (from the centre of the circle) Features of the clock movement: silent, accurate time, 1 second daily error, 2-3 years of life, low power consumption, ordinary battery can be used for 6 months. The ordinary battery can be used for 6 months. One AA (5#) battery is used (not included) Suitable for For: 15-20cm diameter clock face, home decorative craft clocks, creative clocks. Maintenance Repair, replace or DIY. Note Note: Please refer to the installation diagram for the hands, the three needles are installed, the three needles should be parallel when viewed from the side. The three hands should be parallel and not touching the needle as well.