USB Power Converter DC Buck Bo
$21.99This eliminates the need for 4 pcs 6V AAA batteries. Suitable for Radio,electric toy, holiday LED lights,Clocks,Calculator,power remote controller, keyboard,Electronic door lock,Walkman and more AAA Battery power supply devices
No Need To Change Battery Frequently: With this AAA 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. Power supply from USB charger,power bank,car charger and more USB adapter.