Bluetooth + RFiD Smart & Quick Access Electronic Quicklock Padlock &ndash; &ldquo;Retailers Choice Award 2015&rdquo; - Red Bluetooth + RFiD + Access Control with Free iOS & Android Smartphone Bluetooth App Durable die cast zinc alloy housing + Stores up to 50 RFiD wireless keys for quick access Battery life up to 2 years + internal rechargeable battery Durable and Weather Resistant Package includes 1 RED Padlock + 2 Key Cards + 1 FOB + 1 Charging Cable.