Change the way you power up your devices with this unbeatable USB expander. This item is suitable for use with mobile hard disks, U disks, card readers, mobile phones, cameras, USB devices, and more. Charge up to three devices simultaneously and bring this compact charger with you anywhere. No driver installation is required and this item supports overload voltage and instantaneous current protection. Data transfer is not supported. Quality is 100% guaranteed and orders of 1,500 pieces or greater are eligible for sea shipping. Charge up your brand and order today.