Brand new, still in its original shipping clothes "Lift Caddy". $790 new on Amazon.
This is the Google summary -
The Lift Caddy is a motorized, hitch-mounted lift assist device designed for standard 2-inch hitch receivers. It handles loads up to 200 lbs, lowering compatible bike racks or cargo carriers down to ground level so you can roll heavy e-bikes or mobility scooters on without back strain.Core Specifications & FeaturesPower Source: 12V DC electric motor plugging directly into your vehicle’s 7-way trailer connector.Weight Capacity: 200 lbs (90.7 kg)Lift Travel Range: 18 inchesOperation: Wireless remote control for smooth power-raising and lowering, plus a backup manual hand crank for power failures.Compatibility: Works with standard 2-inch Class III/IV hitch receivers and most standard hitch-mounted bike racks.