Metal waterproof numeric keypad standalone access control keypad

Technical Parameters Input Voltage 3.3V/5V Waterproof Grade IP65 Vandal roof Grade IK09 Working Life More than 1 million time per key Key Elasticity 250g/2.45N Key Travel Distance 0.45mm Working Temperature -25℃~+65℃ Storgage Temperature -40℃~+85℃ Relative Humidity 30%-95% Atmospheric Pressure 60Kpa-106Kpa Features 1.Keypad made of stainless steel.Vandal resistance. 2.Font button surface and pattern can be customized according to customer requirements 3.Double-sided board,Good for contact of gold-finger. 4.3X4 layout, Matrix design. 10 number buttons and 2 function buttons Users select 1.Buttons layout could be customized as clients’ request. 2.With the exception of the telephone, the keyboard can also be designed for other purposes