Common Light source caps are divided into MR16GU10、E14、B22、E2、G24。MR16: MR is the abbreviation of multifaceted cmirror) reflectorIt
means a reflector composed of multiple reflecting surfaces. The number
indicates the maximum overall dimension of the bulb, which is a multiple
of 1 / 8 inch. Therefore, "16" means that the maximum outer diameter of
the lamp is 2 inches. Generally, most common lamp cups and spotlights
in our life use this lamp cap, and most low-voltage (12V, 24V, 36V,
etc.) lamps also use MR16.E27: e is the number after the screw
port letter, representing the interface diameter (CM). E27 is a 2.7cm
screw port lamp cap. Generally, E27 and B27 are used most in our life