[High-efficiency and durability] The ropeless grinding machine is equipped with two large-capacity 3600mAh lithium batteries, featuring overcharging, overloading, and overload protection functions to ensure safe charging while enhancing power and durability. It uses a powerful pure copper motor to achieve high-speed cutting at 19500rpm.[Small and easy to use] This mini angle grinding machine has a small handle diameter, allowing for easy one-handed operation. The cordless rechargeable design makes it convenient to carry. The handle is wrapped in soft rubber for added comfort during use.[Latest upgrade design] Reinforced housing design helps stabilize operation and effectively extends the service life of the machine. The shell includes ventilation ports for effective heat dissipation, preventing motor overheating during operation. The rubber-wrapped handle provides a soft and comfortable grip.[Applicable to small tasks] Diameter: 76mm; inner diameter: 10mm. The mini grinding machine comes with two 76mm cutting wheels, so there's no need to purchase them separately. Suitable for metal polishing, deburring, rust removal, wood cutting, and similar tasks. (This product is not suitable for cutting or polishing concrete.)Battery: 2 x 12V, 3600mAh battery (included) Battery Type: Li-ion Rated voltage: 12V No-load speed: 19500rpm Grinding spindle screw: M5 Cutting wheel: diameter = 76mm, hole diameter = 10mm Plug Type: US Plug (compatible with Canada, Mexico, Thailand, Philippines, Taiwan, and other regions using US standard voltage) Input voltage: AC110V Accessories style: Random (specific style cannot be selected) Material: ABS + metal Package Contents: 1 x Mini angle grinder 2 x 3600mAh battery 1 x Charger 2 x Cutting wheels 1 x Hex wrench Note: Light reflection and differences in display screens may cause slight color variations between the image and the actual item. Measurement error allowed is +/- 1-3cm.