| length: 2000±50mm |
| width: 500±20mm; |
| min-max height: (740-1100)±50mm |
| forward: ≥ 25° Backward: ≥ 25° |
| leftward: ≥15° Rightward: ≥ 15° |
| head board Upward: ≥ 25° Downward: ≥ 25° |
| seat board Upward: ≥ 70° Downward: ≥ 45° |
| leg board Upward: ≥ 15° Downward: ≥ 60° |
| foot board Downward:≥75° angel of furcation:≥180° |
| mains voltage: AC220 50HZ |
| accumulator Cell: 12V 12Ah |
| input power: 500VA |
