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A reliable and ultra-quiet solution designed for precision timekeeping and easy installation. Perfect for DIY clock builds or replacing faulty mechanisms, th...

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A reliable and ultra-quiet solution designed for precision timekeeping and easy installation. Perfect for DIY clock builds or replacing faulty mechanisms, this unit combines accuracy, durability, and silent operation.
Features:
  • Silent Sweep Operation: Enjoy noise-free performance with smooth, continuous movement—ideal for bedrooms, offices, and quiet spaces.
  • High Accuracy: Built with precision crystal oscillators, delivering reliable timekeeping with minimal deviation.
  • Energy Efficient: Low power consumption allows operation for over a year on a single AA (No.5) battery.
  • Durable Design: Scanning motion reduces mechanical shock and internal wear, extending the lifespan of the mechanism.
  • Easy Installation: Simple structure makes it quick and convenient to replace old or broken clock movements.
  • Versatile Use: Suitable for wall clocks, small alarm clocks, and various DIY clock projects.
Specifications:
  • Model: HS7938 1077
  • Power Supply: 1 x AA 1.5V battery (not included)
  • Size: approx. 5.5 × 5.5 × 1.5 cm
  • Shaft Length: approx. 1.2 cm
  • Thread Length: approx. 0.6 cm
  • Weight: approx. 21g
  • Movement Type: Silent sweep
  • Accuracy: ±1 second/day
  • Power Consumption: <150µA
Package Includes:
  • 1 × Clock Movement Mechanism
  • 1 × Hour Hand
  • 1 × Minute Hand
  • 1 × Second Hand
  • 1 × Screw
  • 1 × Gasket
A practical and cost-effective replacement solution, this clock movement restores your timepiece with precision, silence, and long-lasting performance.

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Plain-language definitions for the technical terms used above.

Thread
A low-power wireless mesh networking standard designed for smart home and IoT devices. It matters because Thread devices can relay messages through each other, helping build reliable networks for sensors and controllers.

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