Model: 5640-1001. Lithium power. High-impact anodized aluminum body. Years of use from one lithium battery (included). No pull, no pain guaranteed (If you trimmer blades ever pull or snag your hair within the first year, return it for a replacement at no cost to you). Power and Precision tackle any grooming need. 2 trimming heads in 1 provide unlimited detailing possibilities. Wahl Precision Blades are guaranteed to provide better results (If you trimmer blades ever pull or snag your hair within the first year, return it for a replacement at no cost to you). Anodized aluminum body provides nearly indestructible casing. Special attachment perfectly grooms eye brows. AAA Lithium Battery included. You can get years of use with the included battery. Lithium or Alkaline batteries can be used for replacement. Eye brow. Neckline. Nose. Ear. 3-day money back guarantee! 3-year limited warranty, details inside. Valid in USA only. Outside USA check with store for Wahl authorized warranty. This product is not intended for professional use, warranty void if used commercially. Questions or Comments? Wahl Clipper Corporation PO Box 578 Sterling, Illinois 61081, Phone: (800) 767-9245, www.wahltrimmers.com. Guaranteed fast, safe, easy, hygienic. 3 year warranty. Wet/dry rinseable stainless steel blades. Detail. Ear/nose. Product in package may not be exactly the same as photo due to continuous improvements to the product. Made in China.