It can be used as soon as plugged. It can fully replace traditional ceiling lamp. It is energy saving, environmental and healthy.

• LED quantities: 72 SMD.
• Size: 12.5 x 12.5cm.
• Input voltage: 85-265V AC, 50/60Hz.
• Luminous flux: 350lm.
• Color temperature: warm white 3500K.
• Power: 7W.