... approved 3.6 points AC input, 4 points relay output mini programmable logic controller Descriptions, 1.This model is an AC power supply, with ... , easy learning product picture,the price including LCD and USB programmable cableTechnical Index, Operation temperature: :-20°C-70°C Timers :127 ... : 2Hz Inductive load: 0.5Hz whole sales high quality cheaper mini programmable logic controller