Description:
Item Name: Alarm buzzer
Buzzer Chip: WS2812B
Input Voltage: 5V
Decibel: 80
Programable: BF, CF
Weight: About 1.5g
Dimension: 23x10x6mm

Features:
Use original WS2812B chip, high brightness and colorful.
Only 1.5g, ultra light and mini size.
Supports Naze32, F3, F4 flight controlller, can be programed with BF, CF firmware.