OVERVIEW Get faster, more efficient charging on the go with the EFM 10000mAh POWER BANK with Device Sensing Technology (DST) and the latest in slimline lithium-polymer battery technology. This power bank allows you to charge a device via the USB port, making it perfect for work or travel, or when you are on the go without access to a power supply. The EFM 10000mAh POWER BANK comes pre-charged and ready for use anytime anywhere for your convenience. The clever technology also stops the battery...