1. Product Name: Lung Volume Tester

Brand: Shanghai Wanqing

Model: WQS-8888

Material: Plastic, Electronic (with power supply)

Specification: 0.65KG including packaging

6. Special Note: Function: To test the maximum respiratory capacity of the human body, the value reflects the volume and the expansion ability of the lungs.

The physical function of the tester; the larger the vital capacity value also indicates that the physical condition of the tester is better.

Features: High accuracy, waterproof, can be tested three times, and can display its maximum value.

Range: 10,000 ml

Dividing: 5ml

Accuracy: 1%F.S (Gas volume measured at the time of measurement)

Power supply: Connect to 220V external power supply through a dedicated stabilizer (product equipped).

Display: 4-digit LCD display, showing lung capacity.Button: Power Switch/Reset Function Key Working environment: 0-40 degrees Celsius.