| projection angle | 20/60/85° |
| Stability | ±0.4GU/30Min |
| Repeatability | ±0.5GU |
| Graduation | 0.1GU |
| Measurement range | 0.1~2000GU |
| Measurement area | 7X14mm (elliptical) |
| Environmental temperature | 0~40°C |
| Relative Humidity | No more than 85% |
| Power Supply | Built-in 3.7v lithium battery |
| size | 136x44x78mm |
| Weight | 350g |
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;