HR1688 clock movement has the characteristics of high temperature resistance, not easy to break, environmentally friendly, non-toxic, and durable.  The HR1688 clock movement is made of (ABS) high-quality plastic material and has a long service life. Due to the reasonable overall design and the use of special silencer materials for the gears, the movement has low decibel noise when running. The movement uses a one-second crystal oscillator, crystal oscillator frequency: 32.768KHz, average daily difference: ±1 second/day at1.5v, 24℃, service life of more than 6 to 8 years, all passed CE and ROHS certification, all parameter performance has reached The advanced level of international high-quality movement.

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