I don’t know if you have this trouble: when a large file of several hundred M needs to be imported into multiple devices, we often have to rely on the computer as an intermediary, and it is inconvenient when we are away from home. If you want to solve this pain point when using a computer, you can only rely on OTG flash drives.

SanDisk's OTG USB3.0 flash drive (for Android), as the name suggests, focuses on the OTG function and can perfectly adapt to most recently released Android phones. The transparent shell is more concise and beautiful, and the transmission The speed is as high as 150M/s, so how is the experience of SanDisk Extreme High Speed ??CoolJet OTG USB3.0 USB flash drive? Let me share with you my two weeks of use experience.

I have never used a USB flash drive with a transparent shell. Tungsten Technology has also experienced SanDisk USB flash drives before, but when we first got the SanDisk Extreme Speed ??CoolJet OTG USB3.0 USB flash drive, we couldn’t help but be surprised.

SanDisk CoolJet USB 3.0 Flash Drive

The reason why this USB flash drive is a bit "exposed" is because in the large environment of USB flash drives, it is rarely seen in use. Transparent shell, at least, I have not used a transparent shell USB flash drive. Tungsten Technology has also experienced SanDisk USB flash drives before, but when we first got the SanDisk Extreme Speed ??Cool OTG USB3.0 USB flash drive, we couldn’t help but be surprised.

SanDisk CoolJet USB3.0 flash drive experience

To be honest, the size of SanDisk Extreme High Speed ??CoolJet OTG USB3.0 U disk is not It is quite large, even compared to most U disks, it is already small. Of course, if you remove the transparent shell around the U disk, the size may be even smaller (you definitely won’t do this) ).

Appearance of SanDisk CoolJet USB3.0 flash drive

Although the SanDisk Extreme High Speed ??CoolJet OTG USB3.0 USB flash drive is surrounded by a hollow and transparent plastic shell, this The plastic casing is surprisingly strong. Even if it is placed together with the key, there is no need to worry about the USB flash drive being damaged. Of course, in addition to protecting the body, the SanDisk Extreme High Speed ??CoolJet OTG USB3.0 USB flash drive also leaves two openings, so you can use whichever side you want.

Is the SanDisk CoolJet USB 3.0 flash drive any good?

On the logo of the OTG U disk, SanDisk did some snowflake pattern processing, which brought a lot of visual effects. Three-dimensional effect, this effect looks very delicate and unobtrusive, but SanDisk does not place an indicator light on the body, which may not be used by some users.

Plug and play

As we can see, the SanDisk Extreme High Speed ??OTG USB3.0 USB flash drive can not only expand the capacity of Android phones that support Mrico USB, but can also be used as A USB flash drive is used. The one we got is the 32GB version. The same series also has 16GB, 64GB, and 128GB options. You can choose the expansion size according to your needs.

Functions of SanDisk CoolJet USB3.0 flash drive

What’s cool is that all SanDisk Extreme High Speed ??CoolJet OTG USB3.0 U disks support USB3.0 interface, reading The maximum speed can reach 143M/s, which is quite impressive. Dragging large-capacity videos is no problem, but the writing speed is only 18.3M/s, which is very average. During the actual test process, it took 1 minute and 57 seconds to write a 1.59GB movie, and 11 seconds to read a movie of the same size, which is basically consistent with the data given.

SanDisk CoolJet USB3.0 Flash Drive

When using Mrico USB to transfer to a mobile phone, it was actually measured that when the mobile phone writes a 651M file in the USB flash drive, it takes 28 seconds to write. The input speed is 23.2M/s; when copying the file to the mobile phone, it only takes 22 seconds, and the reading speed is 29.6M/s. You should know that the Mrico USB interface does not support USB3.0, so it is far enough for ordinary transfer of files used on mobile phones.

SanDisk has also developed an App specifically for this USB flash drive. When the SanDisk Extreme Speed ??Cool OTG USB3.0 USB flash drive is plugged in, the system will automatically pop up whether to open the Memory Zone.

Price of SanDisk CoolJet USB 3.0 flash drive

We can think of Memory Zone as an advanced version of the file management app. There is no doubt that it is very suitable for SanDisk flash memory. plate. In addition, by using the flash drive with the App, you can manage files and remaining space very well. If you have a good habit of backing up photos, then this App will undoubtedly help you save a lot of time.

SanDisk CoolJet USB3.0 Flash Drive