Got this one for $32 on amazon. Seemed to be the cheapest wireless one available. Work fine so far.
USB Microscope Camera 50X to 1000X Digital Microscope USB 8 LED light for iPhone Android Wireless WiFi Handheld Zoom Magnification Magnifier https://www.amazon.com/dp/B07YYKY5H4/ref=cm_sw_r_cp_api_i_iFRzEb30VT7TQ