Model no. OC-S50 5L/ min Features: 1. Stable concentration 93+ / -3% . 2. 4000 hours continuous working at a stable high purity. 3. Lowest noise level in china: 40dB 4. Largest LCD display....
Sysmed ( China) Co., Ltd is the leading developer and manufacturer of oxygen concentrator and non-invasive ventilator in China. All the products are widely used in hospital & home care as well as....