Bathmaster's Sonaris Bath Lift combines simplicity, portability and safety into one great package! No installation work is required beyond simply popping in the battery and sitting the bath lift into the bottom of your tub. The Sonaris Bath Lift can be taken apart and reassembled easily, so if you need to take your bathtub lift with you when you travel, it won't be a headache. The hand control that operates the lift and recline mechanism uses smart technology to prevent the lift from being lowered if the battery is too low for it raise back up, and an indicator light and warning tone serve as reminders that your battery needs to be recharged. The Sonaris Bath lift can run for about 18 uses before needing a full recharge. 5-year warranty on bath lift frame and 2-year warranty on hand control and battery charger included with purchase!