Power supply from USB charger,power bank,car charger and more USB adapter.
Replace 1 to 4pcs AA battery power supply cord. This eliminates the need for 1 to 4pcs 1.5V AA batteries.
No Need To Change Battery Frequently With this AA battery eliminator USB cable,you don't need to buy a lot of replacement batteries when the batteries run out,saving you more time and money.
3V with one dummy fake battery,4.5V with two dummy fake battery,6V with three dummy fake battery(as conductor,no power )
Suitable for Radio,electric toy, holiday LED lights,Clocks,luminara candles,Calculator,power remote controller, keyboard, Christmas advent calendar display,Walkman and more AA Battery power supply devices
