Usage Tips:[High -efficiency and durability] The ropeless grinding machine is equipped with two large -capacity 3600mAh lithium batteries, which has overcharging, overloading, overload protection functions, ensuring the safety of charging, and enhancing power and durability. It uses a more powerful pure copper motor to achieve high -speed cutting 19500rpm.[Small and easy to use] This mini -angle grinding machine, the handle diameter is small, and you can easily grasp it with one hand. It uses a rope -free charging design for easy carrying. The handle is wrapped in soft rubber, which is more comfortable to use.[Latest Upgrade Design] Thicked muddy design to that the operation is and effectively extend the service life of the machine. The shell is equipped with a ventilation port to provide effective heat dissipation to prevent the motor from being overheated during operation. The handle is wrapped in rubber, which provides a soft and comfortable grip during use.[Applicable to small tasks] Diameter: 76mm; inner diameter: 10mm. mini grinding machine with two 76mm cutting wheels, no need to buy it alone. Suitable for metal polishing, burrs, treatment, rust removal, wood cutting, etc. (xThis product is not suitable for cutting and polishing concrete.)batteries: 2 x 12V, 3600mAh battery (included)Type: Li-ion batteryRated voltage: 12VNo-load speed: 19500rpmgrinding spindle screw: M5cutting wheel: diameter = 76mm, hole diameter = 10mmPlug Type: US Plug, it applies to Canada, India, Mexico, Thailand, the , the Philippines, Taiwan and so on.voltage: AC110VAccessories style random, Cannot be chosen the specific style.Material: ABS+metalcolour: Package Contents:1 x mini angle grinder2 x 3600 mAh battery1 x charger2 x cutting wheels1 x hex wrenchOnly 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.