- This Bulb Key-chain only use three fastener batteries, a LED. you will see a blue precious stone in night.
- Three fastener batteries.
- Can light 3-4 hours standing
- Condition : 100% Brand New
- Dimension: OVERALL SIZE: 9 cm, Bulb SIZE: 5.5 cm x 3 cm.
- Function: In night, it will falsh mysterious, just a very cool gift.
