18V X2 LXT Lithium-Ion Brushless 16" Chain Saw Kit, Makita Built Outer Rotor BL Brushless Motor Direct Drive System Provides High Power Efficiency Equivalent To A 32 cc Gas Chain Saw, Two 18V LXT Lithium-Ion Batteries Deliver 36V Power & Performance Without Leaving The 18V LXT Platform, Tool Less Chain Adjustment For Convenient Operation & Maintenance, Variable Speed Trigger & High Chain Speed, 0-3,940 FPM, For Improved Cutting Performance, Adjustable Automatic Chain Lubrication With Large Oil Reservoir, Weighs Only 11.5 LB With Batteries, Extreme Protection Technology, XPT, Which Is Engineered To Provide Increased Dust & Water Resistance In Harsh Job Site Conditions, Includes 18V X2, 36V LXT Brushless 16" Chain Saw #XCU04Z, Two 18V LXT Lithium-Ion 5.0Ah Battery #BL1850B, 18V LXT Lithium-Ion Dual Port Charger #DC18RD, 16" Chain 196742-3, 16" Guide Bar #165247-4 & 16" Bar Cover.