1) Hand on/off switch

2) Suitable for bars, discos and parties

3) replaceable batteries

4) Colors: red, orange, blue, green, white, pink color and multi color

5) Customer's logo accepted

6) Size:3.5*3.6*3.5cm,Weight:28g

They can be lighted with blue,red,yellow,green,white color or any other color you want.They are safe to use. Putting them in the beers,drinks, alcohol, swimming-pool, or landscape or anywhere you like,they will make them special and cool.