Here's one that may work. Windows only, no Mac software. USB powered and displays on unit and computer when connected. Says it'll do data logging. https://www.amazon.com/Backlight-Measuring-30dB-130dB-Instrument-Professional/dp/B06Y59XZWH/ref=pd_sbs_328_23?_encoding=UTF8&pd_rd_i=B06Y59XZWH&pd_rd_r=493bf5ae-b638-11e8-b560-8d045d38d0f1&pd_rd_w=D3lbb&pd_rd_wg=Fk3k5&pf_rd_i=d...
Most audio dosimeters are battery powered because they're used in occupational noise exposure situations.
Haven't used the one mentioned, but it's a lot cheaper than the B&K ones I have used.