1. Compatible with drones such as Daotong and other widely available models 2. Remote control with a maximum range of approximately 3 kilometers 3. Capable of remote release for applications including advertising, bait投放, gift dropping, food delivery, wedding ring delivery, and similar uses 4. USB charging, quick-release mechanism, one-button remote control operation 5. Easy and convenient installation Compatible models: Most drones available on the market Note: Red light stays on during charging and turns off when fully charged Maximum payload: 500 grams Built-in battery capacity: 50 mAh Standby time: Approximately 6 hours Number of releases per full charge: Around 200 times Recharge time: 30 minutes Color: As shown in images Material: Plastic Package Contents: 1 x Thrower 1 x Throwing line 1 x USB charging cable 1 x Remote control Only the above items are included; other accessories or products are not included Note: Due to lighting effects and monitor settings, the color of the item may vary slightly from the images. Measurement tolerance: +/- 1-3 cm