Features:
✔ When you blow to lamp-chimney. LED Light will be on.
✔ when you blow to lamp-chimney again. LED light will be off.
✔ Light can be adjusted dim/strong. It will as familiar as candle when dim light.
✔ Super-bright 1w LED light,energy saving,environmental protection. Durable
✔ Built in 1200mAh environmental lithium battery,USB charge function
✔ Can lighting continuously more than 4 hours. 


Specification:
Power: 0.4W
Input: DC 5V 0.5~1A
Material: ABS + Acrylic
Charging time: 2-3 Hours
Discharge time: 2-24 Hours
Dimensions: 7.2 x 7.2 x 2.04 cm
Weight: 190 g
Colors: Blue, Gold, Red, Purple, Green, Black