Printed board: made of zincor steel plate 590 x 254 x 1,5 mm/ 23.23 x 10 x 0.06 inch incl. all break throughs incl. welded threaded bolts Composition: made of polyethylene moulding foam 1mm / 0.04 inch, one side self-adhesive Conductor plate: made of FR4, Cu 35/35 plated-through solder resist on both sides milled mounted behind printed board Equipment main plate: 2 x Poti 10kOhm 24 x keys RF15H plane illiminated “white” 4 x LED 5 mm/ 0.2 inch “red”, conductoring 2 x connector for controller plate 1 x connector with display plate activation about TWI(I²C) BUS Mounting display platine: 1 x LCD display “EA DIP204-4 HNLED” 16 x keys RF15H plane illiminated “white” 1x connector to the main plate activation about TWI (I²C) BUS Front foil: made of polyester, fine-grain, 590 x 254 mm/ 23.23 x 10 inch 4-color printing on the back side display-area clearly printed for LCD-display keys- and LED-areas matt transparent back side self-adhesive uncoining cord set laminated onto the carrier plate The whole system is 100% electr. tested