Specification: Product Name: Glass Tube COB R7S LED Lamp Output power: 78mm-5W / 10W 118mm-10W / 20W Base Type: R7S LED Chips:COB Chip Input voltage: AC 220V Beam angle: 360 degrees Body temperature: < 80 LED work temperature: -40 C ~ +55 C Lifespan: 50,000 hours Certification: CE & RoHS Emitting color: Warm White / Cold White / Natural White Feature: Saves over 90% on electricity bill of lighting. Super long service lifespan up to 50,000 hours. Thoroughly solve your trouble of frequent replacing bulbs. Eco-friendly that contains no toxic, no mercury, no UV or infrared. More protective your eyes. Applications: Furniture lighting, office lighting, merchandise lighting, display lighting, interior light etc. Package includes:1pc