{"product_id":"holybro-pmw3901-optical-flow-sensor","title":"Holybro PMW3901 Optical Flow Sensor","description":"\u003cp\u003eThis sensor works the same way as an optical mouse. It uses a low-resolution camera and some clever algorithms to detect motion of surfaces, helping your drone maintain position without GPS by looking for x\/y motion of the ground below!\u003c\/p\u003e\n\u003cp\u003eThe Holybro PMW3901 Optical Flow Sensor is a UART version of PMW3901 module with built in BEC. It comes pre-solder with 6pin JST GH connector made to connect right to TELEM ports on most flight controller. Compatible with PX4 (PX4 Guide) \u0026amp; Ardupilot (Data format same as discontinued product CX-OF ).\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDimension: 14x11x5mm\u003c\/li\u003e\n\u003cli\u003eWeight: 0.6g\u003c\/li\u003e\n\u003cli\u003eInterface: UART\u003c\/li\u003e\n\u003cli\u003eBaud rate: 19200\u003c\/li\u003e\n\u003cli\u003eFPS: 95hz\u003c\/li\u003e\n\u003cli\u003ePower: 2.0~3.6V\u003c\/li\u003e\n\u003cli\u003eCurrent: 10mA\u003c\/li\u003e\n\u003cli\u003ebyte0: header (0xFE)\u003c\/li\u003e\n\u003cli\u003ebyte1: number of data bytes (0x04)\u003c\/li\u003e\n\u003cli\u003ebyte2: x-motion high byte\u003c\/li\u003e\n\u003cli\u003ebyte3: x-motion low byte\u003c\/li\u003e\n\u003cli\u003ebyte4: y-motion high byte\u003c\/li\u003e\n\u003cli\u003ebyte5: y-motion low byte\u003c\/li\u003e\n\u003cli\u003ebyte6: checksum\u003c\/li\u003e\n\u003cli\u003ebyte7: surface quality\u003c\/li\u003e\n\u003cli\u003ebyte8: footer (0xAA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIn the box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x PMW3901\u003c\/li\u003e\n\u003cli\u003e1x GH6P 170mm Cable(installed)\u003c\/li\u003e\n\u003cli\u003e1x TPU Protective Case Shell\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Holybro","offers":[{"title":"Default Title","offer_id":58941083025740,"sku":"FC-SEN-19005","price":24.9,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1087\/9952\/5196\/files\/Pixhawk-6C-Optical-Flow.jpg?v=1790286061","url":"https:\/\/dronepart.co.uk\/products\/holybro-pmw3901-optical-flow-sensor","provider":"My Store","version":"1.0","type":"link"}