Hub Required?: Yes

Compatible Platforms: Aqara, Apple Home, Alexa, Google Home, SmartThings, IFTTT

Connectivity Protocol: Thread, Bluetooth 5.1, NFC

Item Weight: 1.37 pounds/620g

Batteries: Included

Battery Cell Type (Door Lock): Aqara Rechargeable Li-ion Battery 7.4V or 4 LR6 1.5V Batteries

Battery Cell Type (Keypad): 4 LR3 AAA 1.5V Batteries or 12V-24V AC 0.5A 50/60Hz or 12V-24V DC 0.5A wired input

Operating Temperature: 5 °F ~ 150.8 °F (-15 °C ~ 66 °C)

Operating Humidity: 0 ~ 93% RH, no condensation

IP Rating (Keypad): IPX5

Product Dimensions (Keypad): 1.7 × 1.3 × 5.7 in. (42.7 × 33 × 146 mm)

Product Dimensions (Door Lock): 2.4 × 2.4 × 6 in. (62.3 × 60.6 × 152.5 mm)