AAA Battery Eliminators USB Power Cable Cord Replace for 4pcs 1.5V AAA Batteries Features: USB5V to 6V AAA fake power cord, suitable for LED decorative lights, toy, doorbells, and other product. Input USB 5V2A, virtual output 6V1A, replacing 4 1.5V AAA LR03 batteries. Made from quality materials, resistant to bending, not easily broken, durable and reliable. Money saving, environmentally friendly, reusable, no need to frequently replace batteries, the green ones are virtual batteries used as conductors. It can be powered by a mobile power supply with a USB port and a USB adapter.