The link is a Tpcy-C charging port, product is equipped with 2X18650 (reaching the maximum total capacity of 7000mAh for current 18650 technology) and can also provide output (used as a power bank)

5200mAh has 2 functions (high brightness and low brightness)

（ 5200mAh model does not have the function of charging the phone, so it does not come with an adapter cable, only a charging cable.）

7000mAh has 5 functions (high brightness, medium brightness, low brightness, SOS flashing,Power bank). Press and hold for more than 5 seconds to enter SOS mode,Quickly double-click to open the power bank function.

Our product battery capacity 100% measured capacity 2 sections 18650 power supply, 5200 mA full power low brightness mode can provide close to 55 hours of illumination, 7000 mA full power low brightness mode can provide more than 65 hours of illumination.

The headlights are equipped with upgraded chips and advanced LED beads, providing very bright illumination.rechargeable headlights are your trusted underground and outdoor companion.IP68 Waterproof: This outdoor headlight design meets the IP68 standard, completely dust-proof, and can withstand water immersion up to 1 meter deep for a short period of time. Its impact resistant casing ensures reliability in the worst underground conditions, including heavy rain, muddy tunnels, and extreme cold weather.Reverse charging and ultra long service life, the LED mining headlights are powered by a high-capacity 5200/7000mAh battery, which can last for 55/65 hours and reduce the need for frequent charging. In emergency situations, navigation, mobile phones, and other devices can be charged through the power of the built-in battery level indicator. Fully charged in just 4-5 hours.

Each product undergoes 96 hours of rigorous testing before being included in inventory, so feel free to purchase with confidence.