1. Product weight: about 0.2kg 2. Size: 7 x 7 x 7 cm 3. Battery: 2 x 1.5V AAA batteries (not included) 4. Automatic switch: This product has an automatic switch function. After 1 minute of stopping use, the product will automatically shut down to save battery 5. This product will give out an electric shock. Keep out of the reach of children under 14 6. May interfere with electrical equipment, such as pacemakers and other electronic medical equipment; 7. If you suffer from epilepsy, heart disease or similar or similar or related diseases, please do not use this product
