What should I pay attention to when using the megaphone?

 1、Handheld megaphone is a professional PA device. When using it, the volume is high. Do not put the sound tube close to your ear. When there is harsh noise when using indoors, turn down the volume.

 2、During use, when frequent power failure occurs, the battery has run out. Please turn off the megaphone and charge it. Since the lithium battery does not have a memory effect, do not completely exhaust the power during daily use, and it can always be fully charged.

 3、When not using the megaphone for a long time, please fully charge the lithium battery and charge the battery once every 1-3 months to avoid aging of the lithium battery.

 Holding the megaphone battery compartment inside the miceller handle, first open the black part of the handle, then correctly insert the battery into the battery compartment according to the positive and negative poles, and cover the black cover; when removing, open the black part of the handle, press and hold the battery Press the battery with a slight force on the tail to pop it up.