Cafago offers this 4K WiFi Waterproof Action Camera in Black for $44.56. Coupon code "ZD3976BMG" cuts that to $34.81. With free shipping, that's the lowest price we could find by $5. Features include a 2" LCD, up to 4K video recording at 30fps, 16-megapixel photo resolution, 170° wide-angle lens, WiFi, USB, microSD card slot, rechargeable Li-ion battery, and housing that's waterproof up to 98 feet. It comes with multiple mounting options. Deal ends June 5.