Sound and Light BB Ring Alarm Introduction:
Can be achieved alarm function when work with F3 / NAZE32 and other flight control
Drive mode: low voltage trigger
Loudness: 80 dB
Brightness: 10 lumens
Size: 13mm times 12mm times 6mm
Wiring method: Example F3 "5V" to Alarm "+ 5V", "buzzer-" to alarm "-".
With two wires