Worx, Electric JawSaw, 6" Bar Length, 4" Cutting Capacity, Debris & Pruning Chain Saw, Produces No Emissions, Automatic Oiler That Provides Constant Lubrication To The Bar & Chain, Unlike A Conventional Chainsaw This Can Be Used To Make Cuts On The Ground Without Fear Of Kickback Or Damage To The Chain, Easy To Use Chain Replacement, Patented Chain Tensioning System Prevents Over Tightening By Automatically Determining The Proper Tension, Enclosed Bar & Chain For Added Safety, Scissor Cut Action, Oil Level Indicator, Perfect For Quick Clean Up After A Storm Or For Pruning, Includes Jawsaw, Wrench & 3.4 OZ Chain Oil, For Replacement Chain Use B&D RC600 TV #692-465.