Global Drone Voice Changing Mask is in new patent design. New integrated design with new patent,first combine voice changer with mask,unique design. Unique moving mouth design and when you wearing the mask and talking,the mouth could move and it’s funny.Equipped with 2 gear voice changing,enjoy more sound and fun in voice changing. With LED lights on “teeth”,when talking and open mouth,the light will be on and it become more interesting. The 3.7V 200mAh Li-ion Battery enables you to have more fun for a longer time.