... use;protections:short circuit,over load,etc....... APP: MR16/GU10/E27 LED downlight,spotlight,ceiling light....etc indoor LED lighting projects ... . E27,GU10,E14,B22 100-240VAC 350mA 5-7*1W led ... ,with cable 2. suit for all kinds of LED, 3. E27/GU10/B22/E14 use4. protections:short circuit,over load,over ...