A4 Tech NB90 - BatteryFREE Wireless Optical Mouse reviewed
Hi-TechReviews looks at the A4 Tech NB90 - a battery free wireless optical mouse. Some of the features on the NB90 include:
- Wireless connectivity
- No need for a battery of course - works in conjunction with the mouse pad to transfer power to the mouse using Electromagnetic Induction Technology
- 2nd Side wheel for added functionality
- Office Jump Switch - set specific actions for Microsoft Office functions
What’s their verdict?
Okay the way the A4 Tech NB90 works may not be rocket science but it is still darn cool stuff to be able to stop wasting batteries on something as silly as a mouse. I have used the NB90 for three weeks now and I can honestly say that is works just as good as any of those high buck mice do and it is not prone to losing a signal like the MS Intelli Mouse was either.

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October 30th, 2005 at 7:14 pm
It’s a good mouse.I’m from China.I can’t make sure have sell for China.Anyway,I will hope.
October 31st, 2005 at 3:20 am
A4 Tech NB90 battery-free wireless Optical Mouse
A4 Tech’s NB90 battery-free wireless optical mouse could be one of the wisest investment’s you’ll ever make in your life. It utilizes electromagnetic induction technology to transfer power to the mouse via the mousepad, and RFID tech…