KZYEE wireless 5.5mm diameter endoscope is the newest upgrade version based on the all endoscopes sold in the market, which is the smallest camera size that can be acheived by current technology without camera performance sacrifice. KZYEE WiFi borescope inspection camera is featured with the 2.0MP 1080P high-resolution camera chip, gets easy to extend your eyes and hands to the places hard to reach, hence it can help to locate and solve potential problems easily and quickly, saving your precious time and money! Superior Compatibility: KZYEE wireless endoscope is connected via WiFi signal, compatible with all smartphones and tablets operating Android (above 2.3) and IOS (above 6.0). 2nd Gen upgrade wifi circuit board, providing stronger and more stable WiFi signal. Portable and easy to connect, no extra cable or adapter needed.