The airdrop system is suitableFor Dji Mini 4 Pro Specification: Material: ABS Battery capacity: 70mAh Charging time: 0.5H (can be used about 400 times) Net weight: 45g Feature 1. The delivery device is specially designed for DJI Mini 4 Pro drones. The mounting bracket and the dispenser function are combined in one (only one of the two functions can be used simultaneously). The dispenser can be separated from the mounting bracket, allowing objects to be dropped through the dispenser or small items such as GO3 to be mounted through the 1/4 male head screws of the mounting bracket (the dispenser can be removed first before loading). 2. Photosensitive settings enable direct control of delivery by original remote control. Control the drone's fill light through the remote control to place items. Turn on the drone's fill light to start the placement, and turn off the fill light after the placement is completed. The placement distance is the same as the drone's remote control distance. 3. Suggest a maximum load of about 60g (less than 60g for loading or dropping items, reference can be made to 249-80g batteries), with a built-in battery capacity of 70mAh. It can be fully charged in half an hour and can be used about 400 times after being fully charged. 4. Easy to install and disassemble, fixed to the fuselage through mounting brackets, the dispenser is fixed with a slot that won't shake or loosen, and won't block the drone's visual positioning sensor. The dispenser and mounting bracket weigh a total of 42.5g, and the dispenser weighs only 25g, which won't affect the drone's flight. 5. The mini 4 pro airdrop systme be used for advertising, bait throwing, gift throwing, wedding flower delivery, ring delivery, meal delivery, field medical supplies rescue, family reunion, Halloween, Christmas, Valentine's Day, birthday parties, beach parties and other scenarios, adding infinite fun to life.