Instructions: 1. Please press the power switch and LCD screen to check the remaining power to ensure that the device is fully charged before use 2. The LCD screen can be turned off when not in use to save power 3. According to the following table, press the corresponding button to select the corresponding working mode(Mode 3 is the most commonly used working mode for most drone models on the market) 4. Use an optical telescope to aim at the drone target in the sky 5. The counter effect of the drone will be forced landing or return according to different working modes