PEPTRONIC Dual-Power Headlamp, USB-C Rechargeable and AAA Battery Compatible, 350 Lumens, High-Brightness LED Headlamp [Built-in Lithium-ion Battery,

[Dual Power Supply, Never Run Out of Charge] Compatible with both the built-in lithium battery and AA batteries. Ready to use with the included battery, or fast-charge in approximately 2 hours via the USB-C cable. This reliable headlamp provides reliable light regardless of the power source, even outdoors or in emergencies. [Safety-Designed Built-in Battery] The built-in lithium-ion battery features thermal protection and overload protection to prevent overheating and overcharging. This safety-conscious design ensures peace of mind for the whole family. [9 Lighting Modes for All-Around Support] White (Spot/Flood/Combo), Red (Steady/Flashing/SOS), and Green. Use red or green for night fishing or camping to avoid spooking wildlife, or high-brightness white for work or evacuation. This multifunctional light is suitable for any situation. [USB-C Fast Charging & Anti-Misfire Lock] Charges using the latest USB-C port. A 5-second lock activates the lock function to prevent accidental activation while in a bag. This prevents battery drain and ensures reliable operation when needed. With IPX4 waterproofing, you can wear them with confidence even in light rain or sweat. [Lightweight and comfortable for any activity] The lightweight design makes them comfortable to wear for long periods of time, and the adjustable headband provides a perfect fit. The hands-free design provides bright support for any activity where your hands are full, such as hiking, running, cycling, night work, and disaster recovery efforts.