Spec:Item Type: Access Control MachineMaterial: MetalUser Capacity: 100 (Password/Card Capacity)Password Length: 4-6 DigitsCard Reader: ID CardOperating Voltage:Access Control Machine: 3pcs AAA Batteries (Not Included)Electric Mortise Lock: 2pcs AA Batteries (Not Included)Exit Button: 1pc Built-in 100mAh CR2032 BatteryRemote Control: 1pc Built-in 100mAh CR2032 BatteryQuiescent Current: ≤10HAWorking Current:Access Control Machine: ≤50mAElectric Mortise Lock: ≤42mAExit Button: ≤3mARemote Control: ≤3mAWorking Temperature: -20℃ to 60℃Working Humidity: 0%-86%Size:Access Control Machine: Approx. 148x56x22.5mm/5.8x2.2x0.9inElectric Mortise Lock: Approx. 169x40x25mm/6.7x1.6x1.0inExit Button: Approx. 83x40x16mm/3.3x1.6x0.6inHow to Use:Put the battery (not included) into the access control machine and the electric mortise lock, and then use the remote control, exit button, and access control machine to unlock.Package List:1 x Access Control Machine2 x Electric Mortise Lock1 x Export Button2 x Remote Control5 x ID Access Card1 x Installation Screw Package1 x Installation Kit4 x Adhesive Stickers1 x Instruction