Features:Brand new and high quality.
Can connect the Mouse or keyboard or flash disk or Card reader.
Can connect two usb device and work at the same time.
Only Support FAT32 disk format for Android System.
Size:19cm x 0.3cm-7.48inch x 0.12inch.
Package Included:1 x OTG USB HUB Adapter
The USB power can't charger for your tablet or cellphone, only supply power for OTG ports.
NO Retail Box. Packed Safely in Bubble Bag.