GearBest offers the Elephone ELE Explorer 4K Sports Action Camera in Black for $63.99 with free shipping. It features a 2" LCD, 3840x2160 (4K) video capture, 170-degree lens, 16-megapixel still image capture, rechargeable 1,050mAh Li-ion battery, WiFi, and HDMI output. It comes with several mounts, and a case waterproof to 99 feet. Deal ends April 21.

Note: This item ships from Hong Kong and may take three to four weeks to arrive.