The Marco Polo tracker is a good choice for any DJI drone due to its small size and light weight.
https://www.amazon.com/exec/obidos/ASIN/B01F4DOB5C
Its top features include:
- Works anywhere in the world
- Tracks via a radio signal (no GPS or cellular needed)
- No additional fees to pay after purchasing the tracker (no monthly fees)
- Range of up to 2 miles
- Capable of tracking to within inches of the lost drone
- Up to a 30 day battery life
Here’s a video showing the Marco Polo tracker in action:
Here are a few places to purchase the current Marco Polo tracker models: