Rated voltage: 12V Speed: 19500 rpm Disc diameter: 90mm Disc hole diameter: 10mm Input power: 500W Thread grinding: M5 Recommended ambient temperature: 0 - + 35 C Allowable ambient temperature: - 20 - + 50 C Package includes: 1* brushless micro angle grinder 2 * 12V 2000mAh battery 1* charger 2 * diamond cutting wheel characteristic: 1. Powerful motor: durable, low noise, suitable for angle grinder and easy to operate. 2. Provide fast material removal, save your time and energy, suitable for bending work. 3. Suitable for rapid disassembly and molding, especially in convex and concave areas. 4. It can only be used for non-metallic or non-metallic materials, and is applicable to wood and other materials. Composed of hundreds of very sharp teeth, it can quickly remove sawdust and is more durable than hundreds of sandpaper pads. 5. Applicable scene: interior decoration: wallboard groove, floor cutting, ceramic tile cutting, etc. Property maintenance, pipe cutting, equipment maintenance. Water and electricity installation, PVC pipe cutting and daily maintenance.