FEATURES " Clamp allows measuring of control signals (4 - 20 mA) without breaking the loop " Measures 0 to 99 mA to cover a broad range of control signals " Narrow clamp jaw profile - easily clamp around wires in tight spaces " Extra long clamp wire makes measuring inside large control panels easier " Secure on-board clamp storage " High contrast white on black display " Simplified keypad and user interface " Built-in work light " Supplied with 2 x AA batteries