Shenzhen Richroc Electronic Co., Ltd. is a leading wholesale manufacturer and supplier of innovative electronic products, including our latest line of voltage converters and USB cables. Our versatile range includes a 12v to 5v USB converter, 5v to DC 12v converter, 5v to 12v USB cable, and 12v to 5v USB cable. We also offer a 5v to 12v step-up converter and a USB 5v to 9v DC converter. Our products are designed to provide efficient and reliable voltage conversion, making them suitable for a variety of applications. Whether you need to power your electronic devices on the go or require a convenient way to charge them, our voltage converters and USB cables are the perfect solution. With a focus on quality and performance, our products are built to meet the highest standards. Choose Shenzhen Richroc Electronic Co., Ltd. for all your voltage conversion and USB cable needs, and experience the difference that our innovative products can make.