We offer 1 year warranty for our products and we do QC for every pc of products; in case some can not work at clients’:
1. If problem caused by users, we can repair at clients’ cost for 2-way shipping.
2. If problem is by product itself and cannot be used when arrived, we pay 2-way shipping for repair or replacement.
3. If products are ok when arrived and stop working after a while, then we share the shipping cost.