(1)Disconnect the power supply before installation, to ensure safety
(2)Insert bulb into the lamp holder, rotate the bulb clockwise until bulb cap touch the bottom of the lamp holder.
(3)Operating temperature:-20℃~+50℃
(4)Storage temperature:-25℃~+60℃
(5)Operating humidity:30﹪~85﹪
(6)Storage humidity:10﹪~90﹪
(7)Storage environment: Indoor, ventilation and there should not have any corrosive gases.