Features and Benefits:Efficient BL™ Brushless motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge;The BL™ Brushless Motor eliminates carbon brushes, enabling the BL™ Motor to run cooler and more efficiently for longer life;The electronically-controlled BL™ Brushless Motor efficiently uses energy to match torque and RPM to the changing demands of the application;Variable 2-speed 1/2" Hammer Driver-Drill (0-550 & 0-2,100 RPM) with BL™ Motor delivers 1,250 in.lbs. of Max Torque;weighs only 6.0 lbs. with battery for a wide range of drilling, fastening and hammer drilling applications;Impact Driver features 3-speed power selection switch (0-1,100 / 0-2,100 / 0-3,600 RPM & 0-1,100 / 0-2,600 / 0-3,800 IPM) provides 1,550 in.lbs. of Max Torque;weighs only 3.3 lbs. with battery;Recipro Saw delivers 0-2,300 (Low) & 0-3,000 (High) strokes per minute and a 1-1/4" stroke length for faster cutting;6-1/2" Circular Saw BL™ Motor delivers 5,000 RPM for faster cutting and ripping;cuts 2-1/4" at 90° and bevel capacity (0°- 50°);The XT616PT includes a brushless hammer driver-drill with a full 1,250 in. lbs. of Max Torque, a brushless 3-speed impact driver with 1,550 in.lbs. of Max Torque, a brushless 6-1/2” circular saw with a full 5,000 RPM for faster cutting, a brushless recipro saw with two speed settings and a 1-1/4” stroke length for faster cutting, and a brushless 4-1/2"/5" Cut-Off/ Angle Grinder with 8,500 RPM and an electric brake for added productivity. The kit also includes a high-luminance single L.E.D. flashlight with 160 lumens. It�s a one-stop solution for a wide range of applications. The kit includes two 18V LXT® 5.0Ah batteries, and each reach a full charge in only 45 minutes on the efficient Rapid Optimum Charger ‐ the fastest charge-time in the category ‐ for less downtime and increased productivity. For added convenience, the batteries feature an integrated L.E.D. battery charge level indicator.