| Measurement principle | High frequency principle, temperature compensation |
| Measuring range | 0-70% |
| display Accuracy | 0.1 |
| Response time | 1 second |
| Display | Large screen backlit LCD liquid crystal display |
| Dimensions | 140mm×60mm×24mm |
| Weight | About 120 grams |
| Power | 4 AA batteries |
| Code selection | 10 kinds |
| Measurement environment | Temperature: -10 ℃~ 60 ℃; Humidity: < 90% |
Warranty days: 365 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;