24V Mini Cordless Electric Chainsaw, 4-Inch Portable Handheld Saw with Rechargeable Battery, Wood Branch Cutter Gardening Tool for Household Black 【EASY INSTALL & OPERATE】Just need 1 Minute for all Install. 1, Install the guide plate and chain into the sprocket, then install them to chainsaw body. 2, Cover the guide plate cover and tighten the nut. 3, Tighten the screws with a wrench. 【STRONG DYNAMIC SYSTEM】This lithium battery cordless chain saw uses a high-quality guide chain which has been deeply quenched to ensure smooth cutting .In addition, a pure copper motor is used, which is very powerful. cutting efficiency is higher and faster. 【HIGHLY EFFECIENT CUTTING】：Only takes about 4 seconds to cut a log with a diameter of 3" (the specific value varies with the actual size and hardness of the wood). This electric saw is very suitable for wood cutting, trees branches pruning. 【ONE HAND USING】The portable electric chainsaw with premium non-slip handle , can be held with one hand very comfortable. Woman can also easily control and use it, will not feel tired with long time holding.