active obstacle avoidance

  1. B

    Speed Limit and Active Track Questions

    I've been trying to figure out what I can do with the DJI GO app before moving over to something like Litchi or Autopilot. I'm flying a P4 with the latest firmware and v2.8.0 of the GO app. I was using Follow-Me the other day flying over water and tracking a boat I was riding in. It's clear...
  2. H

    Is it meaningful to sell out P3 pro and buy in P4?

    Hi! I have bought one Phantom 3 professional in last October. I am wondering if I shall sell out my P3P and buy in a new P4. I like the new features ''Active Obstacle Avoidance'' and ''Auto Follow'' in P4. However I am not sure if these two features are practically useful and value more money or...