The body looks metallic but feels like plastic. It supports USB 3.0 on the PC side which is a huge speed improvement over USB 2.0. It’s really tiny, with a design that won’t get in the way too much when plugged into a phone. We’ve tested dual-interface flash drives from Kingston and SanDisk in the recent past, and this one is no different. Most importantly, you can always be sure that your files are accessible no matter what kind of device you have at your disposal.
You can transfer files between PCs and Android devices and share them with friends. You can store large files such as movies that you don’t need immediate access to all the time, without filling up your phone’s limited storage space. While a flash drive sticking out of your phone is no substitute for a tiny microSD card, it can be really handy. USB-OTG can come in handy in some of those situations. Putting new data onto a card and sharing large files with others is sometimes a pain, requiring you to take your phone apart and pull out its battery or plug your phone into a PC.
We’ve seen flash drives with Micro-USB connectors before, but we haven’t seen an external card reader.An increasing number of Android smartphones do not allow storage expansion, and some older ones don’t support high-capacity microSD cards. After our encounter with the Nitro iDrive for iOS, the company brought our attention to a couple of products aimed at Android devices which support USB On-The-Go. Strontium seems to have jumped into mobile storage in a big way.