2 PCS HR1688 Quartz Clock Mechanism Movement,Spec: 17mm/ 9.7mm
2 PCS HR1688 Quartz Clock Mechanism Movement,Spec: 17mm/ 9.7mm
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Product Details
HR1688 Quartz Clock Mechanism Movement is designed for DIY clock projects. It provides accurate timekeeping with low noise operation.
- Product type: DIY Clocks
- Compatibility: HR1688 quartz clock mechanism
- Material: Nylon
- Key feature: Low noise and long service life
- Intended use: Everyday use
- Crystal frequency: 32.768KHz
- Time accuracy: +/-30Sec/Month (1.5V DC, 25 degrees Celsius)
- Current consumption: Less than 130μA (1.5V DC)
- Operating voltage: 1.3v to 1.7v
- Operating temperature: -10 to 50 degrees Celsius
- Power supply: 1.5v AA batteries (batteries not included)
- Weight: approximately 25g/PC
- Second hand output torque: less than or equal to 0.6gf-cm (1.5V)
- Minute hand output torque: less than or equal to 30gf-cm (1.5V)
- Pointer specification requirements:
- - Second hand length/weight: less than or equal to 130mm, less than or equal to 2g
- - Minute hand length/weight: less than or equal to 200mm, less than or equal to 6g
- - Second hand unbalance torque: less than or equal to 0.15gf-cm
- - Minute hand unbalance torque: less than or equal to 6gf-cm
- Movement battery slot generally not equipped with a battery cover
- Includes gold hexagonal plane nut, gold washer, black rubber pad
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