Features:
1D is 1.5V,2D is 3V,3D is 4.5V is 6V,Replace 1 to 4pcs LR20 D Size power supply cord,This eliminates the need for 1 to 4pcs 1.5V LR20 D Size batteries,if your device needs 1pc D please choose D 1.5V version,if your device needs 3pcs D please choose 3D 4.5V version,and so on.
No Need To Change Battery Frequently: With this LR20 D Size 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 car charger and more USB adapter,with 5V 2A US plug USB power adapter,D to power your electronics. Best used on everyday applications such as flashlights, baby swings, baby cradles, radios, stereos, lamps, electric candles, security lights, and much more.
Some mobile sources have an automatic power-off function, and the output current of 90mA will automatically power off. It is recommended to use wall USB Adapter.
Never change batteries again! This replacement allows you to supply practically any device that is only supplied by D batteries with a permanent power supply in the future. the money for regular changes or for expensive rechargeable batteries, never again fret about a failed device because the batteries were discharged at the wrong moment. And the environment thanks you too.