Lockitron is an app that enables doors to be unlocked through a smart phone . Angel investors injected a `` few hundred thousand '' into the project last year , allowing Lockitron to launch its second , more streamlined version . After having been funded by Google , the start - up continues to successfully raise funds online . Lockitron senses your proximity to the door , then uses wifi or bluetooth to unlock it once you 're in range .
Lockitron is an app that enables doors to be unlocked through a smart phone . After having been funded by Google , the start - up continues to successfully raise funds online . Lockitron senses your proximity to the door , then uses wifi or bluetooth to unlock it once you 're in range .