Optimized Performance: The ASPD-4525 is a high-precision digital airspeed sensor designed specifically for RC FPV racing drones. It operates efficiently within a power range of 4 to 6V DC, ensuring reliable readings and enhanced flight control. Wide Compatibility: This sensor is fully compatible with popular flight controllers including the F405-WING, F411-WING, and F722-Wing, making it a versatile addition to your drone's navigation system. Essential for Racing: Improve your racing drone's performance by accurately measuring airspeed, an essential parameter for optimizing flight dynamics and achieving better race times. Board Supply voltage: 4-6V DC Sensor: MS4525DO Working current: 5mA Output: I2C (SCL & SDA) Pressure Ranges: 1 PSI (6.89kPa) Maximum Pressure: 20 PSI (137.9kPa) Operating Temperature: -40C - 125C Accuracy: 0.25% SPAN Red LED: power indicator JST-GH sequence: 5V, SCL, SDA, GND The product appearance and printed words depending on the batch, but this does not affect use Color: As shown Material: PCB Package Contents: 1 x FPV Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.