Last Updated: January 25, 2022 (Refresh Now)
ELECOM DEFT 2 4GHz Wireless Finger Operated Trackball Mouse 8 Button Function with Smooth Tracking Optical Gaming Sensor Ergonomic Design Rollerball Compatible with Windows Mac M DT2DRBK
Last Updated: January 25, 2022 (Refresh Now)
7.1
SCORE
/10
Total Reviews
494
Old Reviews
387
Unverified
24
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3.73 meters
SIZE
113.4 grams
WEIGHT
Review Analysis - 83 recent, verified reviews
Detailed Mode
Comfort
33ball, thumb, logitech, mouse, ergonomic
+91%
-9%
" ... And feels a more solid, quality feel. ... "
" ... The ball moves effortlessly and is as precise as an=y other I've used. ... The scroll wheel is absolutely awesome, just great movement and textured so you never slip. ... It's wireless and it's not too big and the beauty of trackball is that you can put it wherever it's most comfortable. ... "
" ... The trackball moves smoothly and is easy to pop off to clean. ... "
" ... One of the few trackball with programable buttons. ... "
" ... Once I did that it was perfectly comfortable to use. ... "
" ... Fast, accurate, comfortable. ... "
" ... easy set up on laptop, in/off switch and comfortable ... "
" ... This is my first ever trackball. ... After years of right wrist pain I decided to go ergonomic. ... Fits my hand like a glove. ... My hands are a bit smaller than average, and this is perfect for them. ... It's comfortable, requires no hand movement, and has mostly eliminated my wrist pain. ... "
Usage
27button, trackball, software, left click, right click button
+67%
-33%
" ... Thumb wheel is set so it is easy to move cursor up & down while forefinger moves the trackball to move the cursor in any direction. ... but I only use the left click & right clock. ... "
" ... The trackball moves smoothly and is easy to pop off to clean. ... "
" ... The back and forward buttons work well. ... As someone here mentioned, good luck trying to find the software you need to assign functionality to the various additional buttons. ... "
" ... It's efficient and definitely ergo friendly. ... "
" ... It is plug and play and I also found it pretty easy to download and install the software to customize the additional buttons on the mouse. ... "
" ... The software (which you can find on Elecom's website) allows you to modify every button to your liking and program gestures for more functionality. ... I've configured the buttons to have all of the functionality of my old trackpad. ... It's effectively a five button trackball (which is enough for me). ... "
" ... The layout of buttons and ball requires minimal movement, which means good speed and accuracy. ... "
" ... I downloaded software and was able to program buttons. ... "
Connectivity
11years, usb, trackball, replace, plug
+45%
-55%
" ... The trouble was with trying to use it on my laptop. ... "
" ... I'm using the current Mac OS (Big Sur) and couldn't get this mouse to show up in my Bluetooth menu. ... "
" ... Stay away from these devices. ... "
" ... I tried this item on 2 different laptops. ... "
" ... Also, the USB has to be unplugged/plugged back in to work each day of use. ... "
Software
9program, trackball, explorer, buttons, windows 10
+56%
-44%
" ... The only reason I gave 4 stars is because of its crappy software that won’t install on Windows 10 so I can’t program the three function keys. ... "
" ... I downloaded software and was able to program buttons. ... "
" ... I had the gold standard in track balls, the microsoft Tracball Explorer. ... "
" ... The software (which you can find on Elecom's website) allows you to modify every button to your liking and program gestures for more functionality. ... "
" ... But eventually, I learned from YouTube that the software is most important. ... "
Body
8size, feel, small, screen, quality
+75%
-25%
" ... And feels a more solid, quality feel. ... "
" ... While I wouldn't mind it being a little bigger, the size is comfortable. ... "
" ... Size, feel, quality all on par or better when you consider price. ... "
" ... It's a much better design for my small hand. ... "
Reliability
7years, scroll, months, stopped working, stopped
+43%
-57%
" ... Pretty upset this only worked 6 months. ... "
" ... ordered two and both had problems . ... sent them back got two replacement, same problem. ... "
" ... Both of our devices failed within 6 months. ... "
" ... Everything was going great, but suddenly the scroll wheel stopped working. ... If I turned it off and then on again, it would scroll for a second, but then stopped. ... "
Size
6fits, travel, size, ball, week
+100%
" ... While I wouldn't mind it being a little bigger, the size is comfortable. ... "
" ... This track ball fits perfectly to my hand so it can be at rest even on long work sessions. ... "
" ... Size, feel, quality all on par or better when you consider price. ... "
" ... It's a much better design for my small hand. ... "
" ... Fits my hand like a glove. ... "
Gaming
6video games, playing, ball, trackball, gamer
+83%
-17%
" ... I am not a gamer, so I cannot comment on how well it works for gaming. ... "
" ... It has lots of buttons for special applications (gaming, etc.) ... "
" ... I am really not a gamer, so I cannot speak to that aspect. ... "
" ... It naturally wants just one finger on the trackball, but I can comfortably put two on whenever I'm playing video games for greater control. ... "
" ... I would never use a trackball for gaming, but if you were GOING to use one for gaming, this one would be good IF you could assign buttons. ... "
Price
5money, worth, waste, size, quality
+60%
-40%
" ... But for price, it’s good enough. ... "
" ... Size, feel, quality all on par or better when you consider price. ... And at fair prices . ... "
" ... Also very reasonably priced. ... "
Marketplace
5back, return, one, day, amazon
+20%
-80%
" ... All of the instructions are in Japanese so I had to rely on the little pictures, but it wasn't helpful at all. ... "
" ... sent them back got two replacement, same problem. ... "
Cleaning
4ball, read, pop, inside, easy
+75%
-25%
" ... The trackball moves smoothly and is easy to pop off to clean. ... "
" ... no problems as long as the ball is kept clean. ... "
Marketplace / Returns
3back, return, one, day, amazon
-100%
" ... sent them back got two replacement, same problem. ... "
Accuracy
3trackball, smooth, fast, comfortable, accuracy
+100%
" ... The accuracy works great for standard office work. ... "
" ... Fast, accurate, comfortable. ... "
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Specifications
Body
Size: 3.73 meters
Weight: 113.4 grams
Recommendations
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