Payload Cargo Delivery Drop Release Box for DJI M400

The DJI M400 Drone Payload Cargo Delivery Drop Box is a multi‑function payload module designed for long‑range material goods delivery and remote transport missions, and emergency relief supplies drop.

Developed based on the DJI SDK, it is seamlessly compatible with the DJI Matrice 400 and can be fully controlled via DJI Pilot.

In addition to cargo delivery, the module integrates a loudspeaker, strobe warning light, and illumination lighting functions in a compact, lightweight body. With a plug‑and‑play quick‑release design, installation and removal are fast and simple. The flexible modular structure allows not only remote control of all functions but also two-way air-to-ground communication when used with the loudspeaker.

Features:

• Dedicated multi‑function payload module for long‑range material and cargo delivery using DJI Matrice 400 drones
• Developed on DJI SDK, ensuring seamless compatibility and reliable control through DJI Pilot
• All‑in‑one design integrating cargo drop box,winch, loudspeaker, strobe warning light, illumination, in a single compact unit
• Plug‑and‑play, quick‑release structure for easy installation and removal, with no complex wiring required
• Lightweight and compact housing, optimized for demanding field operations
• Modular, fast‑swap architecture, allowing different functional modules and transport boxes to be configured as needed
• Full remote control of all functions, including payload release, loudspeaker, lighting and warning signals
• Supports air‑to‑ground voice communication when used with the loudspeaker and audio pickup modules, improving coordination and mission safety
• Integrated high‑precision weighing module with real‑time load monitoring, overload protection and emergency release capability
• Optional delivery accessories available, including customized transport boxes, height‑extension frames and other mission‑specific modules

Specs:

Category	Parameter	Specification / Description
Main Unit (General Specs)	Product Name	Multi-function Cargo Delivery drop box
	Model	MT30
	Supported Models	DJI Matrice 400 /M400
	Dimensions	120 × 120 × 110 mm
	Weight	775g ± 10g
	Material	Aluminum Alloy, ABS
	IP Rating	IP55
	Interface	DJI SkyPort, E-Port, OSDK
	Power	Total ≤50W (Input: DC 13.6-24V / 4A)
	Operating Temp	-25℃ to 55℃
	Storage Temp	-30℃ to 60℃
	Comms / Storage	4G Module / SD Card
	Installation	Quick-Release
Winch & Delivery (Core Functions)	Cable Length	30m
	Winch Speed	20 ± 0.2 m/min
	Max Load Capacity	4kg
	Recommended Payload	≤2.5kg (Subject to drone capacity)
	Control Modes	One-key Lift/Drop, Manual Inch Control
	Release Modes	Touchdown Release, Electronic Release, Manual Release
	Safety Features	Weight Monitoring, Limit Sensors, Auto-Winding (Anti-tangle)
	Emergency Safety	One-Key Cable Cut (Thermal Fuse)
	Other Functions	Auto-Unhook, Ground Parking,
	Work Modes	Manual, Semi-Automatic
Integrated Lights	Warning Lights	Red & Blue Strobe (12W)
	Spotlight	High-Brightness LED (48W)
Speaker Module (Megaphone)	Dimensions	63 × 59 × 129 mm
	Weight	122g ± 5g
	Power / Max SPL	30W / 120dB (at 1m)
	Broadcast Range	300m
	Tilt Angle	0-30°
	Functions	Real-time Speaking, Recording Upload, Audio Files, TTS
	Mounting	Hand-tightened Screws
Smart Hook (With Audio Pickup)	Dimensions	79 × 70 × 27 mm
	Weight	96g ± 5g
	Hook Stages	2 Stages
	Microphone	Omnidirectional (Supports Air-to-Ground Comm)
	Battery / Life	100mAh / 2-3 Hours
	Charging	5V / 2A
Accessories	Transport drop box	325×205×200mm / 600g / PC Material / IP66
	Limit Bracket	406×380×230mm / 400g / Carbon Fiber + Aluminum