•【Dual-Function Design】Customized for DJI Mavic 4 Pro drone,this device combines an expansion bracket and a drop mechanism. The upper part features a 1/4" screw for mounting action cameras or small accessories,while the lower part functions as a payload dropper,offering versatile usage. •【Light-Sensitive Control】Easily control the dropper through the DJI remote controller. Activate the drone's fill light to initiate the drop,and turn it off to stop,allowing for precise payload delivery within the drone's control range. •【High Payload Capacity】Supports a maximum payload of approximately 480g (combined weight of mounted and dropped items). The built-in 50mAh battery charges in just 30 minutes and lasts for about 400 uses. •【Easy Installation】Securely attaches to the drone body without interfering with vision positioning sensors. The lightweight design (65.5g) ensures minimal impact on flight performance. •【Versatile Applications】Ideal for various scenarios including advertising,fishing bait dropping,gift delivery,wedding flower drops,ring deliveries,food delivery,outdoor medical supply drops,family reunions,and holiday celebrations like Halloween,Christmas,Valentine's Day,birthdays,and beach parties. Specifications: •Compatible Model: for DJI Mavic 4 Pro •Product Dimensions: 109 x 98 x 26 mm •Material: ABS+PC •Maximum Payload: 480g (recommended) •Battery Capacity: 50mAh •Charging Time: 30 minutes •Uses per Charge: Approximately 400 •Total Weight: 65.5g Compatible with: •DJI Mavic 4 Pro Package included: •1 x Air-dropping Tool •1 x Charging Cable •3 x Rings •1 x Release Line •1 x Double-Headed Screw •2 x Silicone Gaskets (Food Grade) •1 x English and Chinese Manual •Not included other items