This is an AC/DC Power Hi Tester Current Sensor Input from Hioki and it is compatible with SPECpower® benchmarking to get its power. The device is capable of DC measurement. AC and both AC,DC measurements are also possible. There is integration function for current and power. The high base accuracy is more or less 0.2%. There is an extended period accuracy for 3 years guaranteed by the company. The device promises a wide range of accuracy for its input range. SPECpower is the registered trademark of Standard Performance Evaluation Corporation.