Spashdrone 4+

Weight: Approximately 2.2 kg (without payload)
Payload Capacity: Up to 2 kg
Waterproof Rating: IP67 (seawater-proof, fully sealed fuselage)
Flight Time: Up to 30 minutes (with 6500mAh intelligent slide-in 4S LiPo battery)
Maximum Transmission Range: 5 km (3 miles)
Maximum Flight Speed: 22 mph (approximately 10 m/s) in GPS mode
Maximum Ascent Speed: 9 mph (approximately 4 m/s)
Maximum Descent Speed: 7 mph (approximately 3 m/s)
Wind Resistance: Up to 31 mph (60 km/h or approximately 14.5 m/s)
Propulsion System: 4 high-torque, high-KV brushless motors with digital reflux speed controllers (ESC)
Propellers: 1655 carbon fiber screw-on
Flight Controller: S5 flight controller with refined algorithms for stability, heat tolerance, and vibration resistance
GNSS System: No-calibration design for 45-second startup
Operating Temperature: -10°C to 40°C
Battery: 6500mAh 4S LiPo with integrated microprocessor controller for balance charging and health monitoring
Remote Controller: IP67 waterproof, with multipoint WiFi, wired Ethernet connection, and pass-thru serial port (UART/TTL) for third-party integrations
Image Transmission: 5.8G digital transmitter, 720P video streaming via SwellPro mobile app

Flight Modes:
GPS Mode: Accurate height setting, fixed-point hovering, intelligent return
Headless Mode: Drone flies toward pilot regardless of orientation
Cruise Mode: Maintains set speed and direction
Dynamic Return: Returns to pilot’s current GPS location
Intelligent Orbit: Programmable orbit with adjustable radius, speed, and camera tracking
Tap-to-Fly: Autonomous flight to map coordinates
Route Planning: Waypoint missions with customizable speed, altitude, and camera angles
Boat Mode: Surface navigation at up to 2 m/s for water-based tasks
Payload Compatibility: Modular system supporting cameras, payload release mechanisms, sonar, and third-party modules
Integration Features:
SwellPro Open API for third-party equipment interfacing
SDK for flight instructions, telemetry, camera control, and radio system integration
WiFi hotspot on drone and controller for cable-free payload connections
Special Features:
SeaShield™ waterproofing and PowerFlip™ floating technology
Tethered power supply kit for continuous operation in demanding scenarios
Anti-corrosive motor coating
Navigation lights can be extinguished for covert operations
High-visibility, lightweight fuselage made of marine-grade ABS
Camera Specifications
The SD4+ is compatible with multiple camera systems, including the GC3-S (4K 3-axis gimbal), GC2-S (2-axis low-light gimbal), G03H (high-resolution gimbal), and potentially others like the GC1-S. Below are the specifications for each, based on available data.