1、The key box adopts high‑quality zinc alloy material, durable and can withstand all kinds of bad weather. 2、Support mobile APP control, can send PIN codes and key to open the door through the mobile application. 3、Key box will always perform on‑demand and allow you instant access to your keys. 4、With multiple password methods, one‑time password, permanent password, time‑limited password, and record query. 5、Key storage box, suitable for most door handles and can be easily hung on doors, fences or other locations. Condition: 100% Brand New Item Type: Key Box Material: Zinc Alloy Battery Parameters: 4 x AAA Alkaline Batteries (Battery Not Included) Unlock Function: App, Password For Bluetooth Standard: For Bluetooth 4.1BLE Support Mobile Phone System: For Android 4.3/ for IOS 7.0 and above Standby Current: 65μA Working Current: Less Than 200μA Working Temperature Range: -20-70℃ False Acceptance Rate: 0.001% Rejection Rate: 1.0% Weight: Approx. 1258g / 44.4oz Fingerprint Head Size: Approx. 195x68x43mm / 7.7x2.7x1.7in 1 x Key Box (Battery Not Included) 1 x Rubber Mat 1 x Accessory 6 x Expansion Tube 6 x Screw 1 x Screwdriver 1 x Gasket 6 x Washer 8 x Bolts 1 x English Manual