All products use constant current power supply ,and have 5 years warranty（According to your requirement）
Remark:The warranty on the base of right storing way,right installing way,right using way,right maintaining way.Any broken out of our rule,out of our warranty.During the warranty time,we can choose repairing,replacing parts or replacing the whole products according the detail information.And we'll charge the customers some material fee and labor cost if the product out of our warranty time.
Please read the instruction carefully before you use the product.We keep the right of final explanation for the instruction and the product.The product will keep updating continues.And sorry for the no notice for the updating.sure the Input voltage which is stable
Contact: Arthur Song
Add: 5F,Building B ,Junxinglong Industrial Park, Zhoushi Road, Shiyan Town, Baoan District, Shenzhen City,Guangdong Province ,China