Features: 100% brand new and high quality Drones realizes long-distance transmission of items. Used for airdrop materials, outdoor rescue, express delivery, wedding flowers delivery. Specially designed for Mavic 3. It can be fixed on the drones without affecting the flight. Quick release, build in rechargeable 80mah battery. Package Includes: 1 Set Airdrop System Specifications: Material:PC+ABS Maximum Load: 500g Built-in Battery Capacity: 80mah Standby Time: About 5Hours Charging Time: 50min Charging interface: Mirco USB Remote Control Distance: 3-20km Power-on Status Light: Red single flash when the power is sufficient, red flash quickly when the power is low Charging indicator: Red is always on when charging, and the indicator is off when fully charged Packaging Size: Approx.21x15x4.3 cm/ 8.26x5.9x1.7 inches note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.