wall plug 5v2a power supply smart tv box attendance machine electronic products power adapter

our products are before send goods,all passed the test qualified within 7 days of receipt goods,if there is a prodlem with the product,it can be returned or exchanged at goods,but must assure product complete good at condition retuerned goods,buyer pays freight ac100-240v wide in voltage,world use, employ advanced power administration chip,voltage stabilize smart safety protects,over voltage protect over current protect short circuit protect protects can custcom make sundry specification parameter power supply,please contact us.syi