Discountinued
BevRC
YS-X4 Upgrade service (for both Bluetooth Version &WIFI Version)
What's more for navigator version:, What are added?,
YS-X4 bluetooth and wifi version Upgrade TO Navigator Version.
1 Target Lock & Fly encircle (No limitation)
2 Click/Touch & Fly To Point (No limitation)
3 Auto-Navigation (8Waypoints + no range limitation )
Please send us your SN number of your YS-X4 kit, which is normally marked on the side of the package box.
We will send your the upgrade firmware in 24 hours.
Check price and availability
Found 11 years, 8 months ago