RYOBI introduces the 18V ONE+ Lithium HIGH PERFORMANCE Starter Kit with FREE 18V ONE+ HP Brushless 4-1/2" Angle Grinder/Cut-Off Tool. This kit gives users the versatility to complete a wide array of projects with minimal downtime. Each battery provides more runtime than the previous lithium-ion battery, increasing overall efficiency. INTELLICELL battery technology features advanced electronics allowing batteries to last longer, think smarter and deliver up to 30% more power. The COOL-CORE design reduces temperature to optimize battery performance and extend battery life. The RYOBI 18V ONE+ HP Brushless 4-1/2" Angle Grinder/Cut-Off Tool (PBLAG01B) provides up to 30% faster cutting and also provides up to 9,200 RPM to help complete your next project more efficiently and effectively. This 18V ONE+ Lithium HIGH PERFORMANCE Starter Kit is backed by the RYOBI 3-Year Manufacturer's Warranty and includes an 18V ONE+ 6.0Ah Lithium HIGH PERFORMANCE Battery, an 18V ONE+ 4Ah Lithium HIGH PERFORMANCE Battery, an 18V ONE+ 2Ah Lithium HIGH PERFORMANCE Battery, an 18V ONE+ Charger, Bag, an 18V ONE+ HP Brushless 4-1/2" Angle Grinder/Cut-Off Tool, Comfort Grip Auxiliary Handle, Grinding Wheel, Cutting Wheel, Type 27 Grinding Guard, Type 1 Cutting Guard Attachment, FIXTEC Nut, Spanner Wrench, and operators manual.