8GB built in memory and support for uploading videos to cloud storage on Dropbox / Google Drive. Works with Alexa using IFTTT. Quality Warranty 1 year backed up by 24/7 Live Chat Support on mysens8.com, Call Customer Service: +1(800)215-8303(9am-5pm PST. If the device detects an unusual change in the heat, humidity or ambient light, it will send you notification or sound the alarm. False alarms virtually eliminated thanks to the special optical design with our patented algorithms. Billowing curtains, light changes and moving shadows are ignored.