[. . . ] Do not plug in razor outdoors or operate where aerosol (spray) products are being used or where oxygen is being administered. Do not use this razor with a damaged or broken comb, as facial injury may occur. be certain that plug is inserted firmly into razor , up to mark indicated on plug. [. . . ] If you are not convinced after 21 days, Norelco will refund you the full purchase price, guaranteed. Battery performance is best if you recharge only when the batteries are (almost) completely empty. Charging or recharging at temperatures below 40°F and higher than 95°F adversely affects lifetime of batteries. An adaptor plug may be necessary for cord charging in some foreign countries. Use an attachment plug adaptor of the proper configuration for power outlet. Your new razor will automatically convert internally to work on 100V to 240V AC systems. Use this razor for its intended household use as described in this manual. Shave against the direction of beard growth using both straight and circular movements. Stretch your skin with your free hand so blades can lift and cut whiskers. Gently press razor to skin, so the floating heads can follow the contours of your face. Put the protective razor head cap on the razor to protect razor heads. Hold trimmer as shown and move in downward strokes with gentle pressure. Always turn razor off, unplug from outlet and remove cord from razor before cleaning. Replace your Norelco Reflex Plus razor heads (model # HQ55 PLUS) once a year for optimal shaving results. [. . . ] It is suggested that for your protection you return shipments of product by insured mail, insurance prepaid. NOTE: No other warranty, written or oral, is authorized by Philips Electronics North America Corporation. This warranty gives you specific legal rights, and you may also have other rights which vary from state to state. [. . . ]