Charge your mobile device quickly and efficiently on-the-go with the EFM 15W 10000MAH WIRELESS POWER BANK. Featuring the latest in USB Power Delivery (PD) and Device Sensing Technology (DST) as well as Qi Wireless advancements, the EFM 15W Wireless 10000mAh POWER BANK determines the power requirement of your device and optimises the output to suit so you get the fastest, most efficient charge possible. DST also protects your device from over-charging, prolonging the life of both the battery and device. It’s compact, lightweight design and durable construction make the EFM POWER BANK the ideal portable charging companion. Partially charged for immediate use, the EFM POWER BANK features 2 x USB-A output with USB-C input and is compatible with both USB-A and USB Type-C cables. Also features PD18W/QC3.0 and Dual USB-A Outputs QC3.0. Charge up to 3 smart devices simultaneously.