RIDGID introduces the 18V Brushless Cordless Reciprocating Saw Kit with 18V 4.0 Ah MAX Output Lithium-Ion Battery. RIDGID's brushless motor technology delivers maximum performance and longer runtime. The RIDGID 18V Brushless Reciprocating Saw offers 20% faster cutting compared to the previous model (R8643) and features a premium orbital action switch for fast wood cutting. The R8647B has a conveniently located side-lever tool-free blade release for quick and easy blade changes. This 18V brushless reciprocating saw features an integrated rafter hook for easy storage, as well as a superior ergonomic handle for enhanced user comfort. As always, this RIDGID 18V Brushless Reciprocating Saw is 100% compatible with all RIDGID 18V batteries. The RIDGID MAX Output 4.0 Ah battery will provide up to 3X more runtime compared to the 1.5 Ah lithium-ion battery (AC870015). Pair MAX Output batteries with RIDGID tools for maximum power in any application. The advanced electronics in MAX Output batteries enable users to power through the most demanding applications on the jobsite. The RIDGID MAX Output 4.0 Ah battery is compact and lightweight, which reduces user fatigue. Best of all, this kit is backed by the Industry's Only Lifetime Service Agreement, simply register within 90 days of purchase for FREE Parts, Free Service, For LIFE. The Brushless Reciprocating Saw Kit includes a Wood Cutting Blade, an 18V 4.0 Ah MAX Output Battery, and Operator's Manual. Charger sold separately.