electric bed( 3 functions)for hospitalspecifications : 1.metel frame,spraying paint epoxy powder coated and anti-rust. 2.LINKAN motor, original from Taiwan, with good after service in many countries. 3.ABS head &end board, can be installed easily . 4.6 bars or 4 bars aluminium alloy siderails,can be up and down 5.hard frame ,base frame square pipe, 6.with 5" castors, 2 of them with brakes, can be keep stable easily. 7. 3 functions are : back rest ,leg bend, the height adjustable . 8.over bed table is for optional . 9.weight capacity :250--280kg electric bed