Luminous Acrylic Pendant Keychain includes the following features : 

• Quality LED bulb
• After toggle the switch, the red-green-blue light will automatically switch the light color, and the button will switch the red-green-blue light always on
• ABS plastic battery box, combined with high transparent acrylic light guide
• Customized patterns are available

Material :

• Acrylic body
• ABS battery box

Size closed :

• Thickness of 3 mm