Seco Larm SK B141 PQ Bluetooth Access Controller, Single Gang Keypad with Prox, App Based Programming, Secure, Integrated Wireless Technology, 1000 Users, IP65 Weather Resistant Key Features No Codes to Remember, Intuitive, visual app based programming and management, 1,000 users, device options No Cloud, No Internet Exposure, All data secured locally on device, set and monitored by the administrator More Than Access, Control doors, gates, lighting, machinery, etc Secure, Integrated wireless technology, Passcode protected, AES 128 Easy Installation, No control panel necessary Output Modes, Timed relock (1 1,800 seconds), continually unlocked or locked, toggle Hold Open, Hold door open with code or app (customizable) User Customization, Individually customizable output mode time User List Export, Import, for archiving, replicating to other devices, or for off device editing on a computer Three Ways to Unlock or Trigger a Device, Keypad, proximity card, or app Easy BackupRestore, Off device storage restoration replication Wrong Code Lockout, Customizable of wrong codes and time Tamper Alarm Output, Customizable alarm timing and sensitivity Multilingual App Interface Specifications Access modes, App keypad proximity card Bluetooth radio, Bluetooth Low Energy (BLE) 4.2 Users, 1000 users 1 administrator Operating voltage, 9 25 VDC Current draw (max.), 62mA 12VDC, 35mA 24VDC Inputs Egress, N.O. Ground Door sensor, N.C. Ground Outputs Relay, Solid state, form C, 2.5A 30VDC Output Tamper, 50mA 30VDC IP Rating, IP65 Weather resistant Operating temperature, 4 Degree 122 Degree F ( 20 Degree 50 Degree C) Dimensions, 3.13 x 4.81 x 0.88 (79 x 123 x 23 mm) Weight, 1 lb, 3.8 oz (560 g)