1) Completely cordless - no more tangling or tugging air hoses or cords 2) Industry motor produces up to 8, 000PSI pressure 3) 150grams per minute volume grease flow, extremely flow of grease guns 4) Powerful 19.2-volt battery 5) 1-hour quick charger (230/110V) 6) 30 " heavy duty high pressure hose with two ends spring jacket 7) Two (2) long-life, NiCad batteries included 8) Runs 10 tubes grease by single charge of battery 9) Coupler with durable bend restrictors on both ends for extended hose life and no leak within 20, 000PSI 10) Heavy-duty plastic storage case 11) Ergonomically balanced to minimize operator strain 12) Three loading options: Cartridge, suction and bulk loading 13) Shoulder strap to reduce user fatigue