Moon Lamp Keychain

Specifications:  
Product material: Edible grade degradable PLA
Color: ivory white
Light color: white light; colorful  light
Processing technology: FDM-3D printing integrated molding
Surface accuracy: 12.5um
Battery type : button battery x 3 (not included)
Power supply voltage: 4.5V
Lifetime: 20H
Button line length: 100mm/3.94"
Product size: 4cm/1.58"
Packing box size: 56*56*43mm/2.21*2.21*1.7" 
Gross weight: 45g  
Application: keychain pendant, backpack decoration, toys  
Switching mode: Turn the keychain junction clockwise to turn on the light, and turn counterclockwise to turn off the light.