Klein Tools Rechargeable Hard Hat Wide-Beam Headlamp and modular battery attaches directly onto Klein Hard Hats and Safety Helmets via Klein mounts; Offering up to 770 lumens of bright light, this unique headlamp features tilt adjustment and easy mounting to magnetic battery for use as worklight for added versatility. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.