ITEM NAME:Matrix Keyboard For Arduino 4X4 Array Keypad Membrane Switch Avr OZ Description: Keyboard Size: 7cmx7.5cmx0.2cm(2.76"x2.95"x0.08") Cable Length : 85mm (include connector) Connector : Dupont 8 pins, 0.1" (2.54mm) Pitch Max. Circuit Rating : 35VDC, 100mA Insulation Spec : 100M Ohm, 100V Dielectric Withstand : 250VRms (60Hz, 1min) Contact Bounce :