No. 1 brand (No. 1: Based on Nielson 52-week point of sale data January 1, 2023). Precision blades self-sharpening. 3.5 hour run time (Run Time: Up to 3-1/2 hours; your results may vary depending on the coarseness of your bread and accessory heads used). 1 min. quick charge. 17 lengths individual guides, 10-position guide combo. The brand used by professional since 1919. 4 detachable heads: Trimmer, nose-ear trimmer, detail trimmer & dual foil shaver. Guide combs: 17 cutting lengths for easy trimming & hair cutting. Kit Also Includes: Charger, blade guardm beard comb, cleaning brush, blade oil instruction guide. No-slip extreme comfort grip. Our blades are finely ground for superior performance. The finer the teeth - the finer the quality. 1 min charge = 3 min. run time. Quick charge. 1-1/2 hr. charge = 3-1/2 hr. run time. Full charge. Wahl Lithium Ion is a revolutionary power technology. Lithium Ion rechargeable trimmer: 90 minutes to charge; 1 minute quick charge for over 3 minutes use; over 3x the run time for 3.5 hours (Power: All claims compared Wahl Li+ trimmer to our standard Ni-Cd/ Ni-Mh rechargeable trimmers); heavy duty up to 2x the torque. Standard NiMH/ NiCad Trimmer (Based on Nielson 52-week point of sale data January 1, 2023): 8-12 hours charge; no quick charge; 30-40 minute run time; light to medium duty. This item is electronically protected. Individual beard guides stubble to full. 10-position beard guide for precision control. Nose/ear trimmer. Precision detailer. Dual foil smooth shaver. Details inside. Valid in U.S.A. only. Outside U.S.A. check with store for Wahl authorized warranty. This product is not intended for professional use; warranty void if used commercially. Product in package may not be exactly the same as photo due to continuous improvements to the product. 5 year warranty. 5-year limited warranty. Guaranteed to trim & shave better (Guarantee: If you don't feel your Wahl trims better than any other trimmer you own, simply return the Wahl trimmer to us with the original receipt for refund). 60-day money back guarantee! UL listed. WahIUSA.com. Scan for more info. info(at)wahiclipper.com. We welcome your comments. Questions 1-800-767-9245 M-F 8 am - 4 Pm. CST. Phone (800) 767-9245. Made in the USA.