Versatile Headlamp: As a headlamp, it's not only a powerful 18650 headlamp, but a mini headlamp powered by 1x 18350 battery(Need to Purchase Separately) with the spare short tube. Furthermore, with the clip and magnetic tailcap, SP40 is a tool flashlight take your hands free for repair illuminating.
Powerful & USB Rechargeable: CREE XPL LED gives out 1200 Lumen at Turbo, bright enough to lights up a football arena. By selecting different brightness levels, SP40 is perfect for camping, hiking, running etc. With the built-in charging port and USB cable, you can rechargeable the lamp via charging adapter(NOT INCLUDED), laptop, power bank any time.
Waterproof & Tough: Even with a charging port, this lamp is IPX7 waterproof! With the charging port cover, it works well 1 meter under water for short time, let alone heavy rain and heavy sweat! All sofirn lights passed 12 different tests to make sure it works well in different environment.
Smart Light: with sofirn's ATR technology, SP40 headlamp adjusts brightness automatically when the temperature is 55℃ or above to prevent overheating and prolong the led lifetime and battery runtime. The switch led indicates battery powerful status, it turns to flashing RED to indicate low power, you need to recharge the lamp as soon as possible
What You Get: 1x Headlamp, 1x USB Cable, 2 x Spare O rings, 1 x Headband, 1 x Clip, 1 X Short Tube, 1 X 18650 Battery Inserted and 100% satisfactory sales service.