CURRENT MONITORING -- inductance current monitoring has high current detection accuracy and safe isolation of input and output. MEASURE CURRENT RANGE -- Self-powered, no external power supply required. Measured current AC 0-100/150/200A, output signal DC 0-10V. STRAIGHT-THROUGH DESIGN -- Straight-through structure design, isolation withstand up to 2000V. Straight-through wire diameter: 0.35-20mm. ABS OUTER CASTING -- Hysteresis is less than 1% and can be used under strong magnetic conditions. The outer casing is made of self-extinguishing material ABS. WIDE APPLICATION -- Suitable for AC current measurement and monitoring, AC motor overload protection, electronic switch of automatic control system and so on. Colour:black Material:plastic Size:8.99 x 6.50 x 2.49 cm Package Contents: 1 x AC Current Transmitter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.