Previous page Next page 1 FHD Camera 2 2-Way Audio Doorbell 3 Human Detection 4 Long Battery Life 5 Built in WIFI Previous page Next page 1 Manage Users 2 Real-Time Notifications 3 Temporary Password 4 Log Record 5 Low Battery Warning Previous page Next page 1 Fingerprint 2 App 3 Password 4 IC Card 5 Keys Previous page Next page 1 Voice Control 2 Auto Lock 3 Weather Resistance 4 Door Compatibility 5 Applicable Scenarios Where are recorded videos stored? Cloud Storage. How long can the battery last after being fully charged? How to unlock when it runs out of power? Lasts Six months, video function consumes more power. If the battery is dead, you can use the physical key to enter, or use the emergency charging port of the external lock for temporary charging. What apps are compatible with Devo smart lock and how to connect? Tuya APP and Smart Life APP.Turn on WiFi and Bluetooth, pair your phone and smart lock according to the video tutorial. Is a gateway required? No.Built-in WiFi without bridge.No additional fees. What are the requirements for installation? Please check the compatibility infographic above for specific requirements.Door thickness: 1.38" - 2.17"(35-55 mm), backset: 2.36"(60 mm) or 2.76" (70 mm).Not compatible with mortise locks. DEVO Smart Lock Series Devo G1 Vedio Smart Lock Add to Cart Devo G2 Smart Lock Add to Cart Devo G3 Smart Lock Add to Cart Devo G4 Smart Lock Add to Cart Devo G5 Smart Lock Add to Cart Customer Reviews 4.2 out of 5 stars 182 4.6 out of 5 stars 255 4.6 out of 5 stars 255 4.6 out of 5 stars 255 4.6 out of 5 stars 255 Price $117.00$117.00 $69.99$69.99 $71.09$71.09 $47.99$47.99 $62.99$62.99 Built-In Camera ✔ ✘ ✘ ✘ ✘ Battery 10000mAh Rechargable(included) 4*AA (not included) 8*AA (not included) 4*AA (not included) 8*AA (not included) Connectivity Protocol Wi-Fi (built-in Wi-Fi) Bluetooth (built-in Bluetooth) Wi-Fi (built-in Wi-Fi) Bluetooth (built-in Bluetooth) Wi-Fi (built-in Wi-Fi) Fingerprint ID ✔ ✔ ✔ ✘ ✘ with Doorbell ✔ ✔ ✔ ✔ ✔ APP Control ✔ ✔ ✔ ✔ ✔ Compatibility Alexa/Google Assisant/Tuya app — Alexa/Google Assisant/Tuya app — Alexa/Google Assisant/Tuya app Auto Lock ✔ ✔ ✔ ✔ ✔ Waterproof (exterior assembly） IP65 IP54 IP54 IP54 IP54