Feature:1.Unique design, let a little thing not messy.2.Prevent loss of battery, collide with each other cause a short-circuit.3.Folding shape, facilitate storage battery.4.Elegant small, surgical structure accord with double margin of safety requirements.5.Also can cultivate the habit of children pick up love clean.Specification:Applicable objects: 18650/16340, CR123AColor: transparent whiteSize: can pack 2 section 18650Material:PPPackage included:1Pcs Battery CaseBatteries not includedNote:1.Please allow 0-1cm error due to manual measurement. plz make sure you do not mind before you bid.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you