RYOBI introduces the 18V ONE+ 4Ah Lithium-ion Starter Kit with FREE 18V ONE+ 3/8" Ratchet. This RYOBI 18V ONE+ 4Ah Lithium-ion Starter Kit provides up to 3X more runtime compared to standard 18V lithium batteries. These batteries are compatible with over 280 18V ONE+ products to power through all types of projects. Built with professional grade lithium-ion cells these batteries provide fade free, cord-like power. They are engineered to perform in extreme weather temperatures and are engineered to be impact resistant. They also feature an integrated LED fuel gauge for charge monitoring. The included charger is compatible with all RYOBI 18V ONE+ Lithium Batteries. The 18V ONE+ 3/8" Ratchet produces up to 35 ft./lbs. of torque for heavy duty fastening applications and 230 RPMs to drive and remove fasteners. The ONE+ Cordless 3/8" Ratchet is great for a variety of fastening applications, from working on your engine to removing your lawn mower blade. Backed by the RYOBI 3-Year Manufacturer’s Warranty, this kit includes two 18V ONE+ 4Ah Lithium Batteries, an 18V ONE+ Charger, an 18V ONE+ 3/8" Ratchet, and an operator's manual.