1、Stainless steel electronic locks can be used with wooden doors, steel doors, stainless steel doors, etc. 2、When you close the door, it automatically locks the door and you can open it internally and externally. 3、Suitable for residential buildings, public gates, institutions, schools, hotel buildings, factory warehouses, etc. 4、Low static power consumption, long service life and strong safety make it more attractive. 5、Brushed stainless steel, anti-corrosion on the surface of the lock body. 6、High sensitivity when unlocking, no noise and no vibration when locking the door. 7、The wiring is simple, two-wire system, and does not distinguish between positive and negative. 8、Easy to install, can be opened from left and right. Includes 3 keys for manual unlocking. 9、Simple and reasonable structure, low current, low cost, low fault. 10、Suitable for electrical control, pushbutton or manual operation. 1 x Lock Body1 x Lock Ear1 x Lock Head3 x Key1 x Mounting Kit1 x Instruction Manual Condition: 100% Brand NewItem Type: Door LockColor: Shown as PictureMaterial: Stainless SteelWorking Voltage: DC8V-18VPower-on Time: 0.25SUnlocking Power: 20WPower Circuit Resistance: < 1.5ΩLife Expectancy: 500,000 TimesUnlock Time: <= 1SOptional Lock Type: A, BDoor Thickness: Approx. 4-11cm/ 1.57- 4.33inWorking Temperature: -40-80°CWorking Humidity: 10%-90% RH