Module power supply voltage: 3.3V, Power consumption: operation mode 9mA, Working environment temperature: 0°C ~ 40°C, Illumination: ≥ 100Lux, Z-axis working range: ∞ ≥ Z ≥ 80mm, Effective viewing angle: 40°, Speed: ≤ 7.4rad/s, Communication interface: 4-wire SPI @ 2MHz No lens focusing required during lens mounting process, Power consumption of 9 mA @ run mode Wide working range from 80 mm to infinity 16-bits motion data registers, Motion detect pin output, Internal oscillator - no clock input needed Suitable for Devices that require far field motion detection, e.g Drone or Indoor and outdoor X-Y positioning especially in GPS denied environment PMW3901 optical flow sensor module is an optical navigation chip designed with far field optics technology that enables navigation in the air, provides X-Y motion information with a wide working range of 80 mm to infinity. It is most suitable for far field application for motion detection.