2 PACK 21V 3.0A BATTERY: This angle grinder kit contains a 21V 3.0Ah large-capacity rechargeable lithium-ion battery and fast charger; Overheat and overload protection prevents damage to the tool and longer run time -High performance motor Adopts advanced 850W, 9000rpm high-performance brushless motor technology to improve the efficiency and stability of the product, high quality copper core motors extend the life of the product -Ideal for a variety of DIY tasks including cutting tile, grinding metal, sanding, polishing, sharpening and more -Safe and durable -The built-in overcharge and overheat protection are to protect the battery -A quick-release cover can prevent sparks -When the current is excessive, it automatically turns off the power and generates protection to protect the motor and reduce losses -Use various discs can be used to cut and polish different materials -It can be used to cut wood, tiles, metal, polished Stone material, metal and other materials, and to say goodbye to traditional grinding methods Package Weight: 3350g Package Dimensions: 36cm x 10cm x 26cm Package Includes: 1 x Electric Grinder 1 x Manual 1 x Power adapter 2 x 21V Li-ion Battery