Film scanner: Users can start scanning slides or 135 or 126 negative films by installing a simple app and connecting the mobile phone through the hotspot of WiFi module built-in the scanner. Same as other similar product, the scanner has a built-in camera, and built-in LEDs can illuminate slides or negative films. In addition, users can download “Biqishot sw01”software installing package, and operate the scanner by app which can realize images preview, capture and process on mobile phone.