... hours 3. UL, CE, ROHS certification LED bulb lightLED bulb light application:LED bulb light can be used for general lighting, shopping mall ... , office, home, hotel, hospital, restaurant, laboratory. LED bulb light advantage:1. High efficacy and low power consumption.2. ... Index>80Bean Angle140Work temperature-20°C~50°CWork humidity10%-90%RHstockpile temperature10°C-85°CLong life50,000HrsCertificationCE, ...