1. Support USB output 2. Automatically detect battery level 3. LED indicator 4. The 8 slots are independent, safe and convenient without affecting each other, and the performance is more stable 5. Designed for heat dissipation 6. Active current distribution 7. Reverse polarity protection 8. Rated power: 30w 9. Input: AC 100-200V 50/60hz 0.6A, DC 12V / 3A 10. Note: The product only contains the charger, does not contain other accessories such as batteries 11. Slot position: 8 slots 12. Output current: 1.5A x 2 / 1A x4 / 0.75A x 4 / 0.5A x 8 13. Output voltage: 4.2V / 1.48V-USB 5V 14. Size: 117x101x134.5mm 15. Weight: 488.2g