Dragon Radar

Dragon Radar (ドラゴンレーダー),[8] called Bleeper (ポケットベル) in the Ocean Group dub, and Dragon Ball Energy Locator (ドラゴンボールエネルギーロケータ) [9] in the live action film, Dragon Ball Evolution. Is a tracking device that makes finding the Dragon Balls more efficient, compared to conventional methods.