Radio Controlled Quartz Clock-Movement Mechanism UK MSF Signal Automatic Setting
Quartz crystal frequency: 32.768KHz. Second hand output torque: ≤0.6gf-cm (1.5V). Minute hand output torque: ≤30gf-cm (1.5V). Thread length: 17mm. Battery Life (Specifications): Approx. One Year (UM-3).