1.12Keys vandal-proof IP65 zinc alloy 3*4 matrix keypad.10 number keys, 2 function keys. 2.Keys are good touch feeling and accurate data input without any noise. 3.Easy to install and maintenance; flush mount. 4.Our panel and buttons are made of high quality zinc alloy, which is highly rugged, vandal-proof, against corrosion, weather-proof. 5.Font and pattern of key surface can be customized. 6.The keypad is waterproof, anti-drilling and removal-proof. 7.The keypad uses double-sided PCB, touching gold-finger use of gold process; Good contact. 8.It uses LED pervious to light technology, and clarity is strong. Which makes it suitable for dark areas. 9.Conductive rubber is made of natural silicone,corrosion resistance, aging resistance.