Feature: 1. [Powerful Motor] This electric grease gun is equipped with upgraded powerful motor and has a maximum working pressure of 8500PSI, making it effortless to deliver grease. 2. [Automatic Operation] Say goodbye to manual pumping and arm fatigue with this automatic grease gun. Let the machine do the hard work for you, reducing muscle strain and increasing productivity. 3. [Easy to Use] Simply load the grease and pull the trigger to operate, significantly improving lubrication efficiency and saving time for quick and convenient maintenance tasks. 4. [Accurate Control] The battery powered grease gun offers accurate control over grease flow with its variable speed trigger, ensuring optimal equipment maintenance and preventing grease wastage. 5. [Versatile Usage] Use this lithium ion automatic grease gun for greasing fittings and joints in ships, agricultural equipment, construction machinery, industrial applications and more. Specification: Item Type: Electric Grease Gun Material: Aluminum Alloy, Nylon Battery: 21V Battery x 1, Battery Capacity: 1500mAh (Equipped) Maximum Working Pressure: 8500psi Rated Working Pressure: 6000psi Grease Output Per Battery: With Hose and Flat Mouth 3200g+ Grease Output Per Minute: 110-130g Each Grease Output: 0.5g Motor Speed: 22000rpm. Package List: 1 x Electric Grease Gun 1 x Hose 1 x Grease Suction Plate 1 x Scraper 1 x Adapter 1 x Battery 1 x Suction Plate Cover 2 x Wrench 1 x Nozzle 2 x Adapter Head 1 x Connector 1 x Hard Grease Tube 1 x Accessories Storage Box 1 x Storage Box