Specifications
| Dosing ratio | Calibration powder dissolved with 250ML distillation water |
Packing list
PH correction powder X1, certificate of conformity X1, warranty card X1, manual X1
After-sales instructions
Warranty days: 365 days
From the date of purchase, the product is guaranteed for one year free of charge (excluding battery).
It is not covered by the warranty in the following cases: damage caused by improper use (such as battery leakage, breakage, etc.), torn product labels, damage to the appearance, and exceeding the warranty time.
[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/13589/Specification.html , which is only used by users who purchase commodities from the NBCHAO.