Brand new 4 in 1 multi-purpose pen Laser pointer + LED light + ball pen + PDA stylus Features: A. Black ball pen Smooth on writing B. Laser pointer Wave length:650nm Max output Class iii laser product C. LED light LED is used to sent signal to the distance and help people illuminate nearby plaecs D. PDA stylus Suitable for pocket PC, palm, PDA, ipaq Specification: 4 in 1 multipurpose pen comes with premium aluminium case 14 cm long Made from steel - hard to break Three electronic cells ag3(voltage:1.2 - 1.5v)