Feature: 1. High light efficiency and low heat, 90% of the electric energy is converted into visible light. 2. No ultraviolet and infrared light, no radiation, does not contain harmful elements, and won't produce electromagnetic interference. 3. Super long life reaches more than 100,000 hours, long endurance and reliable, 4. High safety factor, low voltage and current required, less heat, no safety hazards, can be used in mines and other dangerous fields. 5. Under the condition of the same brightness,LED energy‑saving lamps consume use only 1 kilowatt hour of electricity for 1,000 hours 6. Application: Bedroom, corridor, toilet, hotel, bar, western restaurant, home lighting, entertainment mall, office building, exhibition hall, project planning and other lighting. Specification: Condition: 100% Brand New Item Type: Light Bulb Material: PC + Aluminum Bulb Connection: E27 Input Voltage: AC85V---265V Output Voltage: 4V-- 4.5V Power Conversion Efficiency: Over 70% Power: : 60W Operating Temperature: -20-+40℃ Length: Approx. 11.5cm / 4.5in Bulb Diameter: Approx. 7cm / 2.8in Remote Control Battery: 1pc CR2025 button battery (included) Effect of color changes: 1. Color mode: 16 monochromatic changes, seven color gradient, seven color jumping change, three color gradient, three color jumping change. 2. The monochrome color brightness can be adjusted. Three brightness corresponding to fixed colors can be selected by the remote control, and the default is medium brightness. 3. The speed of gradient and jumping can be adjusted. When the mode is seven-color gradient, seven-color jumping, three-color jumping, and three-color jumping, their speed can be adjusted by three levels. 4. Simple operation, infrared remote control, one remote control can control multiple bulb lights. Package List: 2 x Light Bulb 1 x Remote Control