Specifications
| Measurement range | 10-1990ppm |
| Resolution | 10ppm |
| Accuracy | ±2% |
| Automatic temperature compensation | 5~55℃ |
| Correction method | single point |
| Power | 4X1.5V (button battery) |
| size | 150X32X15mm |
Packing list
host X1, leather case X1, screwdriver X1, manual X1, certificate X1, warranty card X1
After-sales instructions
Warranty days: 365 days
The manufacturer provides a 1-year warranty for the instrument and 1 month for consumables such as electrodes (except for human factors)
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/2923/Specification.html , which is only used by users who purchase commodities from the NBCHAO.