12 Pcs Battery Holder Converter Transparent Batteries Switcher for AAA to AA Size Emergency Situations

PACKAGE INCLUDES: You will receive 12 pcs cell battery switcher adaptor holder enough to use. The size of AAA to AA adaptor is 50x14mm MATERIAL: AAA to AA size cell battery converter adaptor holder is made of PP materials, safe and environmentally, sturdy and durable, and can be recycled when the power is used up FUNCTION FEATURES: The interface design of the AAA to AA adapter is wear-resistant and not easy to break. The AAA to AA adapter has good compatibility and compactness EASY TO USE: When using battery holder converter, just slide the AA into the converter, which is easy to load and take out. Small size, easy to carry WIDELY USED: Battery holder converter can be used not only as a converter but also as a protective cover for AAA batteries to store the batteries safely and dryly