[. . . ] BATTERIES INCLUDED Replace with 2 x 1. 5V "AA" or LR6 size alkaline batteries. [. . . ] Use only batteries specified and be sure to insert them correctly by matching the + and ­ polarity markings. Do not mix old batteries and new batteries or standard (carbon-zinc) with alkaline batteries. Should this product cause, or be affected by, local electrical interference, move it away from other electrical equipment. Reset (switching off and back on again or removing and re-inserting batteries) if necessary. RECHARGEABLE BATTERIES: Do not mix these with any other types of batteries. DO NOT RECHARGE OTHER TYPES OF BATTERIES. FCC Statement This device complies with part 15 of the FCC Rules. [. . . ] CAUTION:Changesormodificationstothisunitnotexpresslyapprovedbytheparty responsible for compliance could void the user's authority to operate the equipment. Product and colors may vary. [. . . ]