... .MR16 use led power driver 4.OEM 4-5*1W constant current led driver MR16 Independant LED driver, ... short circuit,over load,etc....... APP: MR16/GU10/E27 LED downlight,spotlight,ceiling light....etc indoor LED ... driver 700mA Parameter and Specification: 12-18VDC4-5*1WW,350MA±5%1. Independant LED driver,with cable 2. ... , good for led future. LED Box Driver 5-7x1W ,5-7x2W,9-12x1W,9-12x2WE27/GU10/B22/E14 ...