The Magnifree is a light weight magnifier you can use hand-held or hands free. The lens gives you 2x power magnification with a 3.5x power spot lens. The HF-11 comes with a neck strap to convert it from hand held to hands free. The Magnifree is lighted with two bright LED bulbs. The HF-11 uses 2AAA batteries to power the light. Great for hobbies or crafts as well as hands free reading. At Carson, we strive to make sure our customers are 100% satisfied with the quality of our magnifiers. We are so confident in our magnifiers that we back them with a Lifetime Limited Warranty! Carson will repair or replace your magnifier if it is found to have manufacturing defects in materials or workmanship. Please contact Carson for additional warranty details.