• Voltage: 220-240V /110-130V
• Wattage:  16/21/28,38/55 W
• Frequency: 50/60 Hz
• Tube Diameter: 13,18 mm
• Color temperature: 2700-6500k
• Color Rendering Index: (Ra)>80
• Lumen Efficiency(lm/w): 65,75 LM/W
• Max Length: 65/65/65/75/75 mm
• Base: GR8/GR10q,GRY10q-3
• Average life: 8,000 hours

Others:

• Brand Name: Derun or OEM     
• Enery Efficiency Class: A
• Certificate: CE and RoHS 

Packaging Details: (also can be customized)

• Inner: paper hold plus color box per pc/pcs or plastic blister per pc/pcs
• Ourter: carton

All the information above is for your reference only, please feel free to contact us for further.