Welcome to my eBay Store Precisegauge.We supply DC power supply,oscilloscope,function/waveform/signal generator,process calibrator,multimeter,clamp/LCR meter,wire/cable locator,thermometer,spectrum analyzer,borescope,torque meter,vibration/thickness tester,wireless camera,speaker & cellphone case.
The 4K video quality is incredibly good. I did not test the photo option. The 4K video quality is infinitely superior to a 2K pen and a 2K watch I also recently purchased. Unfortunately, when I tried to place a repeat order, the supplier had none left.