Vifly Finder 2 Buzzer - Lost Drone Finder/Locater/Alarm

New Vifly Finder 2 5V Super Loud Buzzer Tracker Over 100dB w/ Battery & LED Self-power for RC Drone Vifly Finder 2 5V Super Loud Buzzer Tracker Over 100dB Built-in Battery & LED Light for Flight Controller RC DroneSpecification: Brand Name: Vifly Model: Finder 2 Item Name: 5V Buzzer for RC Drone - Built-in Battery & LED Light Volume: Up to 105dB  Working Time: Up to 30 Hours Charge Time: 1.5 Hours  Battery: 80mAh Lipo  Input Voltage: 4.5-8.5V Size: 24x13x16mm Weight: 5g Features: - VIFLY Finder 2 can power itself to beep even the quad battery has been ejected. - It built-in light sensor can detect light intensity and then smartly control the LED light to flash. - Buzzer automatically enter into sleep mode at night to save power and not disturb. - Much Louder than Standard Buzzer    To easily find the crashed quad in long distance, VIFLY Finder 2 is designed to install a very loud beeper that the dB is over 100.   - Two Options to Disarm the Buzzer   Option 1,