KWT-Z4S is a professional foldable quad-rotor drone with the tool-free and quick-release structure and high-definition wireless image transmission system, supporting manual precise control and autonomous flight with long flight time and good wind resistance features.
Application: danger detection, technical investigation, border patrol, search and rescue, road monitoring, electric power inspection, forest fire prevention, earthquake relief and other fields.


| FEATURES | ||
| Wheelbase | 580 mm | |
| Expand size | 807x780x200 mm | |
| Storage size | 306x150x120 mm | |
| Weight | 1.8 ±0.02 Kg | |
| Working voltage range | DC 17.5 V ∼ 26.1 V | |
| Standard payload hovering time | 53 min | |
| Empty payload flight time | 68 min | |
| Covering distance | 30 Km (total distance for going and back) | 10 m/s cruise |
| Vertical hovering accuracy | ±3 m ±0.5 m | Ordinary satellite positioning RTK (if need RTK, please contact sales) |
| Level hovering accuracy | ±3 m ±0.5 m | Ordinary satellite positioning RTK (if need RTK, please contact sales) |
| Max flight speed | 15 m/s | |
| Maximum climbing speed | 4 m/s | |
| Maximum descent rate | 2 m/s | |
| Max wind tolerance | 10.8 – 13.8 m/s | |
| Working temperature | -30 °C ∼ +55 °C | |
| Storage temperature | -40 °C ∼ +60 °C | |
| Humidity | ≥93% (40 °C) | |
| Max flight altitude | 5000 m | |
| Flight height | 0 ∼ 1000 m | |
| Max load to carry | 1 Kg | |
| Data link frequency | 2.4 GHz / 1.4 GHz | |
| GCS control distance | Omni antenna > 6Km (visual without interference) | |