Never miss another phone call because you couldn't hear your phone! Cellular Pen 3-in-1™ is equipped with an LED light that flashes whenever your phone receives/sends a signal (must be within 0-3 feet of your phone). Cellular Pen 3-in-1™ is also equipped with a UV light can be used as a flashlight or currency counterfeit detector.
Cellular Pen 3-in-1™ is designed to operate on GSM, TDMA or IDEN networks. Phone carriers in the USA include: AT&T Wireless, Boost Mobile, Cellular One, Cingular, Nextel, T-Mobile and Triton PCS. May Not work properly with phones on a CDMA network.
Requires 3 AG3 Batteries (included)