Good clock replacement: This kit is good size replacement both in terms of the shaft and the size of the hands. It can be a replacement for your broken clock. Simple style clock movement: good quartz movement will work well. Simple design, easy to use. Wide application: You are enable to use it to repair, replace or make a home clock; Applicable to -, three-dimensional embroidery, craft home clock, frame-less draw clock, clockwork, etc. Perfect DIY clock kit, clock accessories, clock parts accessories. Energy efficient. Accurate timing. New and High quality. Type:Clock Movements Fit for 2: Medium Host Suitable for: 5~8mm (0.2~0.32in) thickness clock pane Type: Clock Movement Length: Medium 18mm/0.7in; Crystal frequency: 32.768KHz Travel time accuracy: +/- 30Sec/Month at 1.5V DC. 25 Celsius (unadjusted) Current consumption: Less than 190A at 1.5V DC. Working voltage: 1.3V to 1.7V Rated voltage: 1.5V Working temperature: -10 Celsius to 50 Celsius Use Battery: 1 movement .5V AA Carbon battery (not included) Instruction: 1. Attach the clockwork to the product to be installed. 2, is installed in accordance with the standard 12 points 3. Pull out the positioning pin from behind the clockwork and insert the battery. (Do not insert the battery and then pull out the locking pin.) Colour: black Material: metal + plastic Size: 55x55x16mm shaft length 18mm Package Contents: 4 * Quartz clock movements 17 * Clock hands 4 set * Accessories Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.