Yes – you can fly with it. The battery is within airline limits.
Battery specs
| Specification | Value |
| Voltage | 21.6V |
| Capacity | 3500mAh |
| Watt-hour (Wh) | 75.6 Wh |
75.6 Wh is under the 100 Wh airline limit – safe for carry-on.
Flying rules – what you must do
| Rule | Why |
| Carry-on only – never in checked luggage | Battery rules require cabin access |
| Keep battery in device or protective case | Prevents short circuits |
| Tell security if asked | Some airports ask about large batteries |
Checked luggage = not allowed. Always carry the exosuit onboard.
What to bring for security
| Item | Why |
| Battery spec label (on battery) | Proof of 75.6 Wh |
| Printed or digital airline policy | Backup if questioned |
| Exosuit in carry-on bag | Fits overhead bin |
TSA and most international airports allow 75.6 Wh batteries.
Quick airline reference
| Airline region | Limit | Your 75.6 Wh |
| US (TSA, FAA) | 100 Wh max | ✅ Allowed |
| EU (EASA) | 100 Wh max | ✅ Allowed |
| Asia (most carriers) | 100 Wh max | ✅ Allowed |
Always check your specific airline before flying – rules can vary.
Quick summary
| Question | Answer |
| Can I take it on a plane? | ✅ Yes |
| Which battery limit? | 75.6 Wh (under 100 Wh) |
| Carry-on or checked? | Carry-on only |
| Need to tell security? | Only if asked |