| Specifications | Double station |
| Round trip | 0-50Mm adjustable |
| test load | 80-990g |
| speed | 0-70 times/min (adjustable round-trip) |
| friction hammer | Weight 80g, and can be adjusted before and after, and 2 Weights (500g, 200g, 100g, 50g, 40g, 20g) each, a total of 12 |
| Power | 40W |
| Power | AC220V 50/60Hz |
| Dimensions | 450X380x500mm approx. (L x W x H) |
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;