Kolmon | Keyless Bluetooth Smart Padlock | iOS & Android Compatible | Heavy Duty & Durable | Use Indoor or Outdoor | Great for Lockers, Sheds, Bike Chains | Black KEYLESS PADLOCK: Have a habit of forgetting your keys? You are not alone! And you no longer have to worry. With our keyless padlock you can simply pull out your smartphone and unlock at the click of a button. Great for lockers, bikes, sheds, garages or any door. SOLID & RELIABLE: Compact designed, yet extremely solid and reliable. The high-quality metal material ensures for the padlock is tamper proof, anti-shear and water proof. Prevent unwanted access with this state of the art keyless bluetooth padlock. VIRTUAL KEYS: Tired of making spare keys and tracking them down after the fact? No worries, as you can share temporary access via bluetooth with invited guests, coworkers or family. Great for AirBnB users, shared office space, a family vacation or any sudden circumstances. iOS & ANDROID COMPATIBLE: In todays world technology is forever changing, especially our phones. But regardless if you have an iphone or android device, this smart padlock will work all devices, simply download the app from the apple store or google play store. So no matter how many times you change or upgrade phones, we have you covered and locked!