| WFT | 250 ~ 4000μ m |
| Overall Dimensions | Frame type 120x22x20mm (L x W x H) |
| groove depth | 250-500-1000-2000-4000µm |
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;