Is your phone charger the cord type

With its waterproof design

360° rotatable

they have a non-slip texture

No installation needed

Tester per batterie PET Is your phone charger theSimple to use Universal Environmental friendly Portable Practical With this battery tester you can easily check the remaining power of your batteries. Simple to use The battery tester is super easy to use! Insert the battery or battery pack into the appropriate slot of the device and check if your battery is still charged. The needle can indicate 3 charge levels which inform you if it is necessary to change the battery. The red level indicates if the