"Description: Brand NewColor: original is clear glassMaterial: synthetic glassBulb design， crashproof， no harm to bodyPress the top button to turn it on and you will see the flash colorful lightRelease the button to turn it off lightMuti-function， not just a keychain also very convenient to give your light at nightGreat gift to friends or familyBattery replaceableBulb keychain size: 2.7cm/1.06""Price is for one bulb keychain Package include: 1 x bulb shape keychain"