Specifications
| Measurement range | 0~120 |
| Resolution | 0.1 |
| test condition | 45/0 |
| Light source | LED Light source |
| Whiteness formula | R457 blue light whiteness |
| Measurement aperture | 18*11mm |
| Zero drift | ≤0.1 |
| Error of indication | ≤0.5 |
| Repeatability | ≤0.1 |
| Operating temperature | 0~40℃ |
| Power Supply | 3.7V lithium battery |
| Dimensions | 140*45*75mm |
| Weight | 305G (including battery) |
| Relative Humidity | ≤85%RH |
Packing list
Host x1, AC adapter x1, standard whiteboard x1, Optical inspection cleaning cotton cloth x1, portable case x1, manual x1
After-sales instructions
Warranty days: 730 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;
[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/1135/Specification.html , which is only used by users who purchase commodities from the NBCHAO.