This Portable Winch is a DC 48V 550W 12A All-Electric System. Max Weight Load Capacity for- Pulling 1000LBS 455kgs. Vertical Lift 20Ft, at a Max Speed of 5.5Ft per minute. Integrated 2-Speed Clutch for Forward Reverse Applications. Our Brushless Motor utilizes Steel planetary gears. Includes 20'Ft 6m of High-Strength Polyethylene cable (2) wear-resistant Hooks on both sides. Our Dynamic Friction Brake System has a Working Capacity of 3,000 lbs. Rolling 2,500 lbs. Marine 1,000 lbs. Pulling Vertical Lift Max boat weight 2,500 lbs. Fast charge times versatile climate viability, high load power outputs, long cycle shelf life. Li-Ions have a spill-proof safe design. One 2 Amp Hour Li-Ion Charger are included. 4 Amp Hour Li-Ion available for purchase. Utilize the Locking Knob Emergency Shut Off Safety Switch as needed. Eye and hand protection recommended.