Light Switch
Low Power Consumption
USB Powered or Power by 3x AA batteries
Without high voltage circuit , the DC 4.5~6V power from USB or adapter is safe for use.
Different from CCFL, the LED Light is steady.
Flexible neck, turn the light whichever direct you needed.

Package Contents
1 x  LED Reading Light +Fan+pencil vase
1 x USB power cable 

USB port,volume little and take it convenience.and LED light and penholder.

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