Waterproof 5.5mm Inspection Camera with WiFi Transmitter F220 - 5MP, 2560x1920 Resolution, 1200mAh Li-Ion Battery The waterproof 5.5mm endoscope camera F220 allows you to capture clear images and record more fluent video. This endoscope is an excellent tool for the motor engine, vehicle, spark plug, sewer, pipe, construction inspection, and maintenance.