L30 SmartFace  lock has a variety of features, including:
Material: Aluminium Alloy and Plastic
Color: Black
Door Thickness Compatibility: 35-90mm
Product Size: 75*410mm
Product Weight: 3.5KG
Unlock Methods: Face Recognition, Fingerprint, Password, Card, Mechanical Key, and TUYA app control
Support System: iOS 7.0 or above, Android 4.4 or above
Battery Life: 12,000 uses (approximately 18 months or more)
Battery: 1 lithium battery
Working Voltage: 7.2V to 8.4V
Working Temperature Range: -20°C to 65°C
Working Humidity Range: 10% to 90%