
Programmable Time Led Controller Instruction Manual Page 8 of 8
8.Warning
1.Power supply voltage of this product is from AC90V to 230 V
2.When it is downloading mode , you should firstly power on the controller , and then connect usb line to
the controller and computer ;
3.The power cord shall not be mutual attached in order to avoid short circuit .
4.Warranty of this product is one year, in this period we guarantee replacement or repairing with no
charge, but exclude the situation of artificial damaged or overload working.