... is used to check many kinds of electricity meter. With small size, light weight, strong function, it is the best tool to ... and have amplification function. 13. Users can, according to demand, select clamp meter with 5A, 10A, 100A, 200A, 500A, 1000A, 2000A current ... earthquake. The whole machine has such features as small in size, light and simple structure, low power consumption (≤11VA), light weight ...