1. Professional pet nail grinder, safe and effective grinding 2. Using the latest materials, it is more comfortable to use with ergonomic design 3. Low noise and vibration in use, low noise Less than 40db pets will not feel uncomfortable, so you can rest to trim 4. Use the power digital display to let you know the duration of use at all times Model:Z02049 Grinding head material:150 mesh emery Gear position:2 gears Speed:1st gear 5000rpm, 2nd gear 7000rpm Built-in battery: lithium battery 3.7V 600mA Charging voltage:5v 1A Recharge time:3 hours Use time:3 hours Colour:White Material:Plastic Size:3.2x3.2x13.8cm Package Contents: 1 * Nail grinder 1 * usb charging cable 1 * English instruction manual Only the above package content, other products are not included. Note: Light reflection 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.