● Lamp: 4W high power LED bulb    
● Model: MDB-C40 / MDB-C40D (Dimmable)  
● Lamp base: E14/E27/B22    
● LED quantity:3X1W (Qualified LED chip from Taiwan EPI Star)    
● Input voltage: AC100-120V or AC220-240V; 50/60Hz    
● Power factor: >0.7    
● Power consumption: 4W    
● Working temperature: -20℃～45℃    
● Storage temperature: -20℃～65℃    
● Color temperature: 2700-6500K        
● Luminous flux: 230～250LM        
● Luminous efficiency:≥80Lm/W    
● CRI: >75%    
● Beam angle:180°    
● Protection grade:IP44    
● Lifespan: 30000Hours (Average)    
● Guarantee: 2 years     
● Size: ￠42.3*H134(High)mm    
● Net weight: 72g    
● Gross weight: 82g    
● Packing size: 60x60x170mm(1PCS/1BOX)    
● CTN size: 310X310X670mm(100PCS/CTN)    
● Certification: CE/ROHS