Invacare I-Lift 450 Power Lift (Manual Base) Buy Now. Introducing the Invacare I-Lift 450 Power Lift: a game-changer in safe patient handling equipment. With superior maneuverability, user-friendly operation, and advanced safety features, it’s designed to accommodate various bariatric wheelchairs and offers valuable usage insights for caregivers. Features include a free full-body sling, sleek European design with anti-entrapment features, battery life indicator, spare battery with remote charging, portability, and versatility for residential or commercial use. It’s the ideal solution for safe and efficient patient transfers in both homecare and healthcare facilities.