T16,multi-channel temperature tester,used to track multipoint temperature when inspect instruments Multiponit temperature tester/Multi-channel temperature indicator,model No. T16,is ... : AC 220V±10%,50Hz±2%5.Operating environment: Working temperature:0~50°C Relative humidity:20%-90%6.Max. potential ... :<500(TRMS)7.Anti-interference function T16, Multi-channel temperature recorder,16channels recorder