☑️ Bluetooth standard: Bluetooth 4.1BLE
☑️ Current Current: 35 microamps
☑️ Working current: <150mA
☑️ Operating temperature range: -20~60℃
☑️ Number of passwords: APP send password (unlimited) custom password (150)
☑️ Unlocking method: APP password fingerprint key
☑️ Fingerprint capacity: 120 pieces