Specifications
| Range | 0-250PPM |
| resolution | 1PPM |
| alarm point | Low: 50PPM; High: 150PPM |
Packing list
After-sales instructions
None
[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/48336/Specification.html , which is only used by users who purchase commodities from the NBCHAO.