... ,durable 3.Good conductive pe Products informationproducts description: waterproof standalone access control keypad 1.100% silicone,ware-resisitance,durbale,harmless to ... be +/-5 shore A,for some special products,we can reach +/-3 shore A tolerance.5.About the key coating,epoxy ... , D/P,D/A our company our partners Waterproof standalone access control keypad