Your physical Skyrex drone manual recommends a maintenance schedule every 10 flight hours.

Insert the required batteries (usually 4 AA or AAA) into the remote. 2. Pairing & Calibration

: Multiple speed settings (low, medium, high) and the ability to perform 360° flips and tricks . Quick Specification Table Standard Skyrex (XD) Simrex GPS Series 1080p or 4K UHD Positioning Optical/Manual Positioning GPS + Optical Flow Flight Time ~5–10 minutes Flight Time ~20–30 minutes (per battery) Fixed or Modular Foldable & Portable