anion decorative lamp 1,Work voltage: 220V,50Hz; 2, Life span: over 8000hours 3, Base: E27, nickel coated copper anion decorative lamp1, ... 2, Using abt 80%-85% less energy than incandescent lamp;3, Releasing high density negative ions which is appropriate ... Promoting health, food preservation and antibacterial, boosting the immune system and refreshing the air.5, Compact size, convenient installation, ...