5-LED USB Rechargeable Headlamp – Waterproof Camping Headlight

ESMARTER 5-LED USB Rechargeable Headlamp – Super Bright, Lightweight & Waterproof

Light up your next adventure with the ESMARTER T21 5-LED Headlamp — a powerful, hands-free lighting companion built for camping, hiking, night fishing, cycling, and everyday outdoor use. With a built-in rechargeable lithium-ion battery and convenient USB charging, you'll never have to hunt for spare batteries again.

Why You'll Love It

• Super Bright 5-LED Array – 10W output with a 60° beam angle floods your path with clear, even light.
• 4 Versatile Lighting Modes – Cycle through Low (1 LED), Medium (4 LEDs), High (all 5 LEDs), and SOS Flash mode to suit any situation.
• USB Rechargeable – Built-in 3.7V lithium-ion battery charges quickly via the included USB cable — compatible with most power banks, wall adapters, and car chargers.
• Waterproof Design – Splash-resistant construction handles light rain, morning dew, and humid conditions with ease, keeping you going no matter the weather.
• Adjustable Angle & Strap – Tilt the lamp head to direct light exactly where you need it. The elastic headband fits adults and kids comfortably.
• Lightweight & Compact – Easy to pack, carry, and wear for extended periods without fatigue.

Lighting Modes

Specifications

• Model: T21
• LED Quantity: 5 LEDs
• Wattage: 10W
• Beam Angle: 60°
• Battery: Built-in rechargeable lithium-ion, 3.7V
• Charging: USB cable (included)
• Waterproof: Yes (splash-resistant)
• Certifications: CE, EMC, RoHS
• Made in China

Package Includes

• 1 × 5-LED Headlamp (T21)
• 1 × USB Charging Cable

Care & Usage Tips

• Fully charge the battery before first use for optimal battery longevity.
• Avoid prolonged immersion in water — the headlamp resists water droplets and splashes but is not designed for submersion.
• Minimize impacts and friction to extend the product's service life.

Perfect For

Camping, hiking, trail running, night fishing, cycling, reading in the dark, power outages, DIY projects, and emergency preparedness. Great for adults and kids alike!

Looking for more outdoor and cycling gear? Check out our Eagle Hawk Kite Bird Scarer – Garden Bird Repellent and our 10-Compartment Travel Pill Organizer for your adventures. Also explore our 1.5M Nylon Braided AUX Audio Cable for campsite entertainment.

For guidance on safe outdoor lighting and emergency preparedness, visit the U.S. Department of Homeland Security's Ready.gov Emergency Kit Guide.

Frequently Asked Questions

Q: How long does the built-in battery last on a full charge?

A: Battery life varies by mode. On low brightness (1 LED), the headlamp delivers the longest runtime. On full brightness (all 5 LEDs), expect shorter but still reliable use. We recommend fully charging before first use to maximize battery performance.

Q: Is the ESMARTER T21 headlamp waterproof enough for fishing in the rain?

A: Yes — the T21 features splash-resistant waterproofing suitable for light rain and damp outdoor conditions such as fishing or camping in misty weather. It is not designed for full submersion in water, so avoid dropping it into water.

Q: How do I charge the headlamp?

A: Simply connect the included USB cable to the headlamp's charging port and plug the other end into any standard USB power source — such as a power bank, laptop, wall adapter, or car charger. Charge fully before first use for the best experience.

Q: Can children use this headlamp?

A: Absolutely! The adjustable elastic headband is designed to comfortably fit both adults and children, making this headlamp ideal for family camping trips, reading at night, or Halloween trick-or-treating.

Q: What does SOS mode do?

A: Clicking the switch 4 times activates SOS flash mode, where all 5 LEDs flash rapidly. This is ideal as an emergency signal to alert others to your location in low-visibility or urgent outdoor situations.