Benning CM 1-1 digital current clamp. Digital display. 3-digit LCD display (2000 points). Current measuring range/AC 0.01 A - 400 A. Current type alternating current. Manual measuring range selection. Automatic switch-off. Automatic low battery indication. Instantaneous value memory Hold. Maximum value memory MAX. Clamp opening 30 mm. Measuring circuit category Cat III. Max. voltage measuring circuit category 600 V. Includes case, 2 x 1.5 V Micro/ AAA/ LR03 batteries.