Alfa Lighting G9 LED Bulbs, Warm White, 5w, Lamp Bulb High Brightness Replacement for 40w Halogen Lamp, 360 Degrees,ac 100-120v- Pack of 4[energy Class A+] (warm white) Ceramic heat dissipation structure, longer lifetime than plastic structure.can replace 40W halogen Easy Installation.Can be easily fitted to replace ordinary G9 bulbs Light Source: 5PCS COB LED chips Working Voltage: AC 110V and Base type G9 With overload protection, short circuit protection and over temperature protection