Kohree RV Electric Trailer Jack 4000lbs with 7-Way Connector,Heavy Duty RV Electric Tongue Jack with Cover for Travel Trailer A-Frame Camper,22" Lift

【MAX LOAD CAPACITY 4000LBS】Kohree electric trailer jack built powerful 12 DC motor provides maximum torque to raise or lower your a-frame trailer in a fraction of the time

【EASY TO USE】No hard wiring or grounding, plug the jack into your vehicle’s ready-wired 7-way connector. Just push the button to raise or lower any A-frame trailer more quickly. Improve your lifting experience and enjoy your RV trip

【SAFE & STURDY】With 2 LED lights for convenience and safety at night, the tongue jack also has a built-in circuit breaker. If the amperage is too high, it will disconnect automatically & and reconnect about 2 minutes later

【ADJUSTABLE HEIGHT】Adjustable 5 gear drop leg makes the 12V trailer jack increase 8" height to meet the different lifting needs. Max extended height is 22" lift, fully retracted in 9.8". Adjustable height range is 9.8"-31.7"

【IN CASE OF POWER LOSS】1.Disconnect the jack from the power source.2.Twist off the dust cap from top of the jack.3.Insert the manual crank handle into the access hole and engage the drive screw.4.Rotate the handle counter-clockwise to extend the jack, or turn the handle clockwise to retract it.

【WIDE APPLICATION】The electric tongue jack is made of heavy-duty steel with anti-rust coating on the outside and is equipped with a hand crank and a weatherproof Jack Cover, great for RVs, any A-frame trailers, boats, and campers