1. Material: ABS 2. Output voltage: 7.4 V 3. Interface type: Type-c 4. Built-in battery: 1800 mAh lithium battery 5. Battery life: about 5 hours 6. ABS material, non-toxic, tasteless, healthy and safe 7. USB charging, convenient travel, massage at any time 8. Intelligent temperature control, three levels of hot compress at the bottom 9. Foldable design to meet different needs 10. Large LCD touch screen, easy to use, a total of 32 levels of strength, 3 levels of hot compress 11. Dimensions: folded: 4.3 x 9.3 x 13.5 cm, unfolded: 4.3 x 18.35 cm 12. Weight: about 330 grams
