Say hello to the new age of smart locks and advanced home security with the Altro Smart Lock. Replace your existing deadbolt in easy DIY steps, and access a new level of control and security right at your doorstep. The Altro Smart lock locks, unlocks, and lets you share control access with friends, family and trusted services. Get real time live feed from the HD IR night-vision enabled 1080p doorbell camera on your smart lock, and also access your door from anywhere around the world with the Altro mobile app. All you need is an active WiFi connection at home. Altro Smart Lock allows 2-way audio and 1- way live video communication through the video doorbell. It detects physical proximity & allows you to enable an auto lock/unlock feature on your door, just so you can walk in or out without a single touch. It also locks the door behind you once you enter or leave. Its proximity sensor and video camera works in tandem to detect motion, record a short video onto the cloud, and alert you in real time when someone is close to your door. Altro Smart Lock is compatible with Alexa and Google Assistant and can be activated through voice controls. The Altro Smart Mobile App can be installed on android as well as iOS devices. Altro Smart lock can also display your live feed on your Amazon Echo Show. Altro Smart Mobile App provides you with a 24/7 access history of your door. With our cloud subscription you can avail 30 days of access logs. Altro Smart Lock’s sleek design adds to the contemporary look of your door, while also adding to its battery life with 2 rechargeable 10500mAH batteries to swap. The Li-ion batteries provide a good 60 day life in a single charge.