Is far from the latest bright delicate G4, G9 LED lamp beads Crystal Light Bulb type: ZY-XG4-L-S9-2W: using the latest high-power SMD LED light source. The shell is made of super cooling aluminum materials. Look attractive, compact, easy to install. Luminous efficiency of up to 95%, light angle, long life, appearance and brightness are greatly enhanced. Shockproof, simple energy saving, environmental protection, installation. Current: 160 MA voltage: DC8-28V Luminous Flux: Up to 180 Lm Viewing angle: 320 (with patented lens) Model: ZY-G4Q-S9-4W (Aluminum G4 bulb) shell is made of high quality aluminum materials, good heat dissipation, antioxidant. Look attractive, compact, easy to install. Luminous efficiency of up to 95%, light angle, long life. Shockproof, simple energy saving, environmental protection, installation. Current: 220 MA Voltage: DC 8-30V Luminous Flux: Up to 220 lm Viewing angle: 320 (bulb) Model: ZY-XG4-S-S9-2W diameter 10mm, Length 27mm ultra-small size, most compact G4, the maximum brightness; Using the latest high-power LED light source. The shell is made of high quality PC material. Look attractive, compact, easy to install. Luminous efficiency of up to 95%, long life, exquisite appearance. Shockproof, simple energy saving, environmental protection, installation. Current: 90MA voltage: DC11-14V Luminous flux: 80Lm Viewing angle: 320 (with patented lens)