Tingbell, a real electronic whistle that doesnt blow with your mouth!At the push of a button, a powerful alarm sound is generated to prevent dangerous situations.It can make many people aware.By possessing a Tingbell, you can relieve anxiety and gain safety.Tingbells special feature!Tingbell can be used by connecting a smartphone and Bluetooth.When Tingbell and the smartphone are separated from each other, a loud sound of 100dB or more is output.This function can be used to prevent lost children and prevent loss of smartphones.(This function is available only when Tingbell and Bluetooth are linked.)If you press the CALL button of Tingbell briefly, the smartphone is called andIf you press and hold, a whistle sound is output and can be used as a general whistle.
팅벨(TINGBELL)
