3DR solo charger beeping sound

[don_bb]

Hi guys! I just got my first drone here on dubai..while charging my controller, i have noticed that there's a beeping sound coming on the charger..is it normal? Sorry about my english. [emoji16]

 

[Maddog]

Welcome- your English is fine!
I have never heard a beep coming from a charger. Are you sure it's not coming from something else?