Filament LED ST64 ES Golden 4W

High Energy Efficiency: Low Power consumption, energy saving    class A++                            High Color Render Index:> 80                                             High lumen per watts:>110lm/w                                             Working Temperature: -20~+55C                                             Eco-Friendly: No UV and infrared    radiations                                   Long life time, up to 25,000hrs                                             Easy Installation: can be directly    replaced to E27/B22 based halogen lamps 4W=30W