... chip, SMT surface paste mounting, switch power supply, dual-channel PID auto-tuning algorithm, electromagnetism compatible design, etc.>>Features ... convenient.Adopt SMT technology, switch power supply, dual-channel PID auto-tuning algorithm, electromagnetism compatible design with the ... 48×48A(H):80×16080:naught2:PID control(cooling type)4:PID control(heating type)8:PID/PID(heating type/cooling type )0 ...