he KPW250 comes with a durable blue LED backlight metal keypad and a 5- year lithium battery. KPW250 is perfect for larger commercial applications such as a maintenance door entrance or gated entrance for a small business. Features & Benefits Compatible with Security 2.0, Security , as well as Linear Multi-Code 300 MHz- making it the ideal cost-effective solution to minimize your inventory costs 250 permanent PINs and 10 unique temporary PINs mean flexibility to set up multiple users for commercial settings; unique temporary PINs can be set for 1 to 9 uses Allows for removal of a single PIN while maintaining full access for other users Zinc-alloy metal front cover for tough environments Blue backlit metal keypad makes it easy to use under low-light conditions Electronics are fully sealed and meet NEMA 4X water protection requirements A fully enclosed internal antenna means better protection from both vandalism and the elements An industry-leading 5-year lithium battery improves performance in cold weather (based on 25 activations per day) Easily surface mounted or on a standard pedestal