... One alarm for ON/OFF control 2011--HHE series Digital Timer Counter,Timer Relay(Latest)HH4 series, 48*48*80mm,dual line 4 digits ... display HH8 series, 48*96*80mm,dual line 6 digits ... manufacture thousands of different models of products, including Temperature Controller, Digital Adjustor,thermocouple (TC and RTD), Panel Meter, Sensor Meter, ...