No WiFi Need, unlimited
distance: all you need is an SD card plugged into your mini camera, and with enough power and memory(Maximum extended memory 128 GB, NO included in the product). You can record about 100 minutes after full charge. Also it can record throughout the day while charging This small camera does motion and loop. You can leave her out 24/7, When memory runs out, the new video file will automatically overwrite the old one.