Power：

Both 3AA batteries(not included) and USB port can be used for power supply. However, do not use batteries and USB at the same time to cause batteries overheating.

Note：

- Some colors of the tube will not light if the battery is dead or the battery voltage is not enough, please replace other battery or plug to try.

- Please handle this product carefully to avoid damage to the bulbs.

- Store the light in a cool and dry place and remove batteries if product is not to be used for a long time.