... range, digital display, soft-contact key operating, permanent data retention when power cut, strong anti-disturbance capability, pretty ... -stable time delay12VDC/30mA48*48*8545*4578JC72S0-999999keeping data/not keeping data12VDC/30mA72*72*7568*6865JC80S0-999999when ... output3A/250VAC (for resistance load) Keeping data/not keeping data is selected when power cut data retention time>10 years Counting ...