... accuracy One alarm for ON/OFF control 2011--HHE series Digital Timer Counter,Timer Relay(Latest)HH4 series, 48*48*80mm,dual line ... manufacture thousands of different models of products, including Temperature Controller, Digital Adjustor,thermocouple (TC and RTD), Panel Meter, Sensor Meter, ... 13217608016(Barbara Guo) 086-13435730867(Peter Liao) 2011--HHE series Digital Timer Counter,Timer Relay(Latest)