Matek WS2812 Programmable Led w/5v Buzzer only $4.29 USD
[product_brand] The popular Matek led board has been upgraded to include a 5v buzzer. The ws2812 programmable led’s can be setup through cleanflight for any combination of setups. The buzzer can also be setup for lost model alarm or whatever you choose. The perfect addition for any pilot to any craft.