Convenient and practical, small in size, and easy to carry, it is very suitable for using batteries in various emergencies.
⏩ Battery Conversion Adapter
The battery converter converts AAA batteries to AA batteries and AA batteries to C and D batteries, ensuring your device is always powered when you need it most.
⏩ Strong Transmission Effect
The solid metal contacts at the bottom ensure stable power transmission to your device, it is sealed with metal to ensure good negative side contact.
⏩ Application Scenarios
At home, school, office, garage, basement, etc, you will not have a headache because you can't find a suitable battery. Instantly convert the battery you need to solve your troubles.
⏩ Easy To Use
Just pull the case apart, put the AAA battery inside to properly match, and push to close. Easy to use by anyone, no complicated setup procedures.
⏩ Reduce Device Weight
The total weight of a AAA battery plus this case is nearly 12 grams lighter than a regular AA battery, providing you with comfort by reducing weight.
Product Weight 10G
Package Size
Package Contents Battery Conversion Box × 1（4pcs/group）
Material PP+Copper
Due to manual measurements, please allow slight measurement deviations.
Due to the different display and lighting effects, the actual color of the item may be slightly different from the color displayed on the picture.
