OPTICAL TOUCH BUTTON PALM BUTTON
OTBVR81QDH OPTICAL TOUCH BTN AC/DC INPUT 20-30V
OTBVR81QDHP OPTICAL TOUCH BTN AC/DC INPUT 20-30V
OTBVR81QD W/GREEN COVER AC/DC INPUT 20-30V SPDT
OTBVR81QD W/RED COVER AC/DC INPUT 20-30V SPDT RL
OTBVR81QD W/YELLOW COVER AC/DC INPUT 20-30V SPDT