HR1688 Quartz Clock Movement, 8mm Shaft, Compatible with Clock Mechanisms

Descrição de HR1688 Quartz Clock Movement, 8mm Shaft, Compatible with Clock Mechanisms

Product Details 1. Nylon movement gear offers flexible operation with low noise and extended service life 2. Electronic coil uses sufficient material and bright copper lacquer wire winding; nickel-iron stator piece provides high magnetic permeability and low resistivity for power-saving performance 3. Stable timekeeping with crystal frequency of 32.768KHz and time accuracy of 30 seconds per month under 1.5V DC at 25C 4. Low current consumption less than 130μA (1.5V DC) for long battery life Specifications 1. Movement type: HR1688 Quartz Clock Mechanism 2. Material: Nylon gear, copper lacquer wire coil, nickel-iron stator 3. Thickness: 8mm (0.31 inches) 4. Operating voltage: 1.3V to 1.7V DC 5. Operating temperature: -10C to 50C (14F to 122F) 6. Power supply: 1.5V AA batteries (not included) 7. Weight: Approximately 25g per piece 8. Second hand specifications: Length 130mm, weight 2g, unbalance torque 0.15gf-cm 9. Minute hand specifications: Length 200mm, weight 6g, unbalance torque 6gf-cm 10. Output torque: 0.6gf-cm (second hand), 30gf-cm (minute hand) at 1.5V Package List 1. 2 x HR1688 Quartz Clock Mechanism Movements 2. Gold hexagonal plane nuts 3. Gold washers 4. Black rubber pads Warm Tips 1. Battery slot does not include a battery cover 2. Use 1.5V AA batteries (not included) for optimal performance 3. Ensure hands meet specified length, weight and unbalance torque requirements 4. Store in dry environment away from extreme temperatures