Lamp hoder:stainless steel pin Cover:Stamping aluminum cover LIfetime:50,000H Place of Origin:Wenzhou China Voltage:AC 12V Constant Current Driver Viewing angle:30° Wide voltage input, realize constant current Adapt to any transformer including the cheapest Save up to 90% on electrical consumption LED lights runs at low voltage 100% Mercury-Free Multiple-Colour Application High Energy-Saving Power Emit very little heat