OP-520 wired mouse PS/2 office and home computer laptop USB wired mouse Gaming mouse

Warm introduction Our company is an enterprise for commercial operators, so it needs to develop relatively strict service systems and specifications.On the one hand, it ensures the normal operation of our business, and on the other hand, it also guarantees the quality of customer service.If you are not satisfied with our terms of service, please contact us and we will humbly accept your opinions.But before we make changes, please respect our Terms of Service.  1: The whole site provides one-year warranty.Some products have a three-year warranty and can be directly discounted in cash after sale!(Except chassis, mechanical keyboard!) 2: The warranty time is calculated based on the order time 3: Within 7 days after signing for the product, if you are not satisfied with the product, you can provide return service, and the buyer will bear the freight incurred.(Note: Return service will not be provided if the outer packaging is damaged, stained, or if the accessories are incomplete) 4: Within 15 days after signing for the product, if you are not satisfied with the product, we can provide exchange service, and the buyer will bear the freight incurred.(Note: No exchange service will be pro…