Nux NMT1 Multitester; 4 in 1 current multitester; Measurement and testing of audio cables with 6.3mm (1/4") TS and TRS jacks; Measurement and testing of DC power cables with 5.5 x 2.1mm barrel connector; Measurement of voltage and current for ground effect devices; Additional function as chromatic tuner; Built-in lithium-ion battery, rechargeable via UBS-C port; Connections: 2x 6. 3mm (1/4") jack connection; 2x side DC hollow plug socket 5.5 x 2.1mm (negative pole inside) for testing power cables, 2x upper DC hollow plug socket 5.5 x 2.1mm (negative pole inside) for measuring voltage (V) and current (mA) for ground effect devices; Designed for 9 to 28 volts DC; Size: 95 x 71 x 30 mm; Weight: 125 g