1. Material: ABS 2. Power mode: 1 PCS AAA battery (not included) 3. Specifications: 4x5.8x1.3cm 4. Applicable parts: hand 5. Working principle: Intelligent snoring device is a kind of physical rehabilitation instrument that uses biofeedback self-training mode to reduce or reduce snoring behavior. 6. How to use: Use it for 30 minutes before going to bed (the length of time varies from person to person), and put the product on your wrist.
