Clean Cuts & Less Vibration mini chain delivers clean cuts and less vibration SAFETY bezel Prevents sawdust from splashing , can be opened at 90 lightweight& Ergonomic This electric pruning saw is designed to meet the ergonomic, Weighing less . design provide greater maneuverability in tight spaces Output power: 1680W Rated voltage: 21V No-load speed: 800m/min Packing List: 1 * Electric Chain Saw 1or2 * Battery 1or2 * Chains 1 * Charger 1 * Screwdriver 1 * Wrench 1 * Exquisite gift box Warm Tips: 1) When the device is running, say your other hand is at least 15cm away from the cutting area of the blade, and the hand must not be put into the knife edge. 2) Do not use this equipment to force the bigger branches, otherwise it may make the blade deform and make the pruning stick. 3) In cold or humid weather, to protect the battery pack, put it under waterproof clothing, do not use this equipment in rainy days. 4)We recommend removing the battery after daily use. 5)If the user feels the electricity is not enough or the cutting is not smooth enough, check if the electricity is exhausted or the blade is dull. 6)To ensure that the battery is fully charged, avoid exposing the device to extreme hot or cold environments. 7)If the equipment will not be used for a long time, please remove the battery before storage. 8)The distance between the battery and the combustible must be kept beyond 1.5m.