Promotion gift---USB Volcano Aquarium
Material: ABS
Suitable for USB port of notebooks and ordinary computers
AA batteries or USB power supply
On top, there is LED colorful electric light, powered by AA batteries
Procedure:
When you put distilled water in the transparent vessel, put the white and red plastic bead
Turn on the switch at the bottom, bead will be shot up from the volcano in bottom to top like colorful magma shooting off from a volcano with LED light emitting
Size: 10 x 10 x 15cm
Like real volcanic eruptions!
1) Balls flowing out of the volcano simulating
2) Eruption of real volcano
3) With red LED light
4) Operated by battery or USB, Aquarium
