Made of food-grade

FLEXIBLE BLADE: The blades are made of a pliable material to prevent finger scratches and allow the aircraft to fly smoothly and flexibly

Screen type:TFT screen

Working temperature -10~+70 (℃)

Warranty period: None

Compatible with Apple, Electronic Biosensor, Anti Snore Wristband Office Gadgets Made of food-gradeNote Non Apple branded products, Compatible with iPhone models Description Reduce the frequency and intensity of snoring Reduce the occurrence of breath temporary disease Raise the tension of the respiration organ Greatly raise the sufferer\'s sleep\'s quality (The efficiency is above 90%) Automatic power off after 8 hours Process To Reduce Snoring Detect snores with creatively designed biosensor Reduce snoring frequency and volume without disturbing