AOICRIE 10pcs AAA to AA Battery Adapter Converter Holder for

【AAA to AA Battery Adapter】Convert the AAA battery to the standard AA battery size, the bottom of the adapter has metal contacts makes sure the good contact with the negative side. 【AAA to AA Battery Converter Material】Made of more flexible environmental PP material. Large strength and strong toughness, no longer cracking, greatly increased the service life. At the same time shell processing into frosting translucent effect, not easy to wear 【Metal Contacts】The positive electrode (+) adopts the lengthened pure coppered anode cap, compatible with the appliance with deeper anode slot, at the same time, the contact resistance is greatly reduced by increasing the contact part between the inside of the adapter barrel and the battery 【Energy Saving 】AAA battery can be converted to AA battery by the AAA to AA battery adapter, make your life easier 【Package Contents】10pcs aaa to aa battery converter( batteries are not included )