silicone New Invisible Correction Intelligent Automatic Sensing Adult And Child Shaping Self-defense Posture Hunchback

Product Name: LCD Silicone Invisible Straightener (Black) Material: Food grade silicone collar ABS Product size (cm): 18.5 * 14.5 * 2CM Weight (kg): Net weight: 90g, Gross weight: 145g Packaging size (cm): 18 * 14 * 3CM Single box size/gross weight (kg): 55 * 41 * 32CM/60pcs/9.5KG Rated input: 5V/1A, Working hours: battery life of about 1 week (wear for 4 hours per day), Rated power 2W, working power 0.4W Battery capacity: 200mAh/3.7V Product List: Straightener * 1, Instruction Manual * 1, USB Charging Cable * 1