1. Intelligent polymerization chip, protection of the core link, automatic power-off protection, to prevent power overcharge 2. Chip upgrade, heating faster and safer 3. Soft touch, skin-friendly soft long-lasting insulation 4. Comfortable elastic fit to the hand, the game to maintain the feel 5. Intelligent temperature control, 3 levels of temperature adjustment (45 degrees Celsius / 50 degrees Celsius / 55 degrees Celsius) 6. Built-in 2000 mAh lithium battery, about 3 hours of life, support USB fast charging while charging 7. Material: milk silk PVC 8. Input voltage: 5V 0.5A 9. Weight: 120g