A timeless miniature buzzer with its own battery that will provide an acoustic alarm even when the main battery is "catapulted" from your machine.
HellGate Buzzer can keep an audible alarm for several days!
- Official product website: http://buzzer.hellgatefpv.com/
- Official product manual: http://buzzer.hellgatefpv.com/manual/
- Official product video: https://www.youtube.com/watch?v=sPwm77agV2E
Key Features
- Alarm time: 3 days
- Power supply: 5V
Package Includes
- HellGate buzzer
- Accessories
