Replace 2x AA AAA Battery USB C 5V to 3V Step-down Cable for led

• Replace 2x AA AAA battery: USB power supply, so you don't need to buy and replace batteries anymore, which is convenient and environmentally friendly.
• 5V to 3V step-down: The module has a built-in step-down chip, which can reduce the input voltage of 5V to 3V, which can be used for devices that use 3V voltage.
• USB interface: It adopts USB interface, which is convenient to use and can be used with various USB power supplies, such as mobile phone chargers, computers, and power banks.

• USB to DC cable, easy to use.
• With switch, easy to control.
• Input voltage: 5V.
• Output voltage: 3V.
• Output current: 1A.
• Cable length: about 1m.

1. Easy to install.
2. Durable.
3. Various color options.

• Widely used in toy cars, electric toothbrushes, shavers, radios, etc.
• Can be used to charge various 3V devices, such as mobile phones, tablets, and cameras.

• Is it easy to use? Yes, it is easy to use. Just plug the USB connector into a USB power source and plug the DC connector into your device.
• Is it durable? Yes, it is durable. The cable is made of high-quality materials and the connectors are well-made.
• What color options are available? It is available in a variety of colors, including black, white, red, and blue.