1. Automatically identify positive and negative poles, support dual output at the same time, seat charge and direct charging can be used at the same time 2. Sideline humanized design, the shortest distance of 32mm, the longest can be stretched to 66mm 3. Using global voltage design, smart battery charging control circuit, prevent overcharge 4. Import IC components, high circuit conversion efficiency, stable performance 5. With output overcurrent and short -circuit protection functions, use safe, rest assured 6. High voltage output (4.2V), higher charging efficiency. 7. DC output current: 4.2V 800mA 8. USB output current: 5.2V 1300mA 9. Standard voltage: 3.7V 10. Material: fireproof PC 11. Product accessories: PE bag, charger