Features:<br> Easy to install, convenient to use.<br> 1x AA Battery is needed.(Not included)<br> Replacement for old, damaged clock movement.<br> Made of high quality material, durable, has long service for time.<br> Overall shaft length: 14.5mm, thread height 7mm, suitable for passing through 4mm thick panels.<br> Specifications:<br> Material: ABS<br> Size: Approx. 56x56.7x16 mm/2.20x2.23x0.63 in<br> Solar movement<br> parameters:<br> Use voltage: 1.3v to 1.7v<br> Travel for time accuracy: 25Sec/Month (1.5V for DC. 25)<br> Current consumption: Less than 150A (1.5V for DC.)<br> Operating temperature: -10to60<br> Battery Life (Specs): Approx. One Year (UM-3)<br> Weight: Approx. 25g/PCS<br> Second hand output torque: 0.6gf-cm (1.5V)<br> Minute hand output torque: 30gf-cm (1.5V)<br> Pointer specification requirements:<br> Second hand length/weight: 130mm, 2g<br> Minute hand length/weight: 160mm, 6g<br> Second hand unbalanced moment: 0.15gf-cm<br> Minute hand unbalanced moment: 6gf-cm<br> Note:<br> 1x AA Battery is needed.(Not included)<br> Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order.<br> Due to the difference between different monitors, the picture may not reflect the actual color of the item.<br> Package includes:<br> 1x Clock Movement