5pcs 4 x 3 Matrix Array 12 Key Keypad Keyboard Sealed Membrane 4*3 Button Pad with Sticker Switch

Description: ? This is a new four by three matrix twelve key membrane switch keypad that is easy to use and will look nice in your project.It is very useful if you need it for prototyping with a breadboard or just need a keypad for your project. Specification ? Specifications: ? Pad Size: 77 x 70 x 0.8mm Transparence cable length: 86mm Connector: 7 pins ( 2.54mm) Mounted: Adherence Maximum Circuit Rating: 35VDC, 100mAa Insulation Resistance: 100M Omh, 100V Dielectric Withstand: 250VRms (50-60Hz, 1min) Contact?Error: <=5ms Life Expectancy: 1 million closures Operation Temperature: 0 to +70 centigrade ? Package Included: ? 5 x Membrane 4X3 Button Pad