*Metal piece made from stainless steel, anti-rust, easy to clean *Integrated with rechargeable battery which can run for about 15 days at full-charge status *Two control modes: handset controller and control panel, response promptly in emergency *Controller auto-lock without operation within 1 min, avoid mis-operation *X ray compatible *Pedestal lock/unlock control by hydraulic device, easy to move and stable in lock *Multiple optional parts, extended application range of operation *High quality mattress fabric, durable and easy to clean *Good performance driven devices, reliable *One key reset, conveniently make operation table horizontal after operation