Feature 1Concealed designed,no exposed keyhole,it can't be seen outside the door,effective antitheft,high security performance.2Smart door lock.Support remote unlocking,the system is paired with the remote control,only the remote control with successful codes matching can remotely unlock the lock,the digital signal is encrypted and converted,each lock can be equipped with multiple remote controls (including 4pcs).Support APP Bluetooth unlocking,convenient and quick.3Made of stainless steel material,and the upper cover adopts the new CD pattern designed,which is durable,wearresistant,corrosionresistant,and not easy to deform.4The rolling codes system is adopted,with improved rolling codes system,enhance the safety performance of the antitheft lock,which is equivalent to installing a car door opening system on the gate.5Mechanical emergency unlocking hole.If the remote control is completely lost,you can make a 34mm hole in the door and use a screwdriver to unscrew the emergency unlocking.6Low voltage protection function,when the 4 batteries are too low,the remote control lock will give a lowvoltage alarm one month in advance (the normal lock will beep once,and the low voltage will beep 5 times).When the battery is too low,the lock can only be unlocked by remote control,but cannot be locked by remote control.When the 4pcs batteries are completely discharged,the 23A/12v spare battery can stand by for about half a year.When the spare battery is dead,the remote control lock will automatically open.7Dualpurpose lock bolt,both inside and outside doors can be opened.You can stick the lock hole with stickers,and there is no need to drill on the door.8Automatic lock function,support magnetron induction lock,automatically lock after induction by magnet.9Highquality motor,all stainless steel gears,chip dualcore dual system,dual power supply control,safe and reliable,service life up to 300,000 times,and an adjustable base plate is added to facilitate your installation needs.Condition: 100% Brand NewItem Type: Electronic Door Lock Material: Stainless SteelColor: As picture shownTechnical Parameter:Unlocking Method: Remote Control Unlocking and Spare Button UnlockingFeatures of Remote Control: The system is paired with the remote control,and only the remote control with successful code pairing can remotely unlock the lockAnti-theft Performance: Anti-technical Opening,Anti-master Key Unlocking,Anti-card Unlocking,Anti-violent DamagePassword Level: Encrypted Transformed Digital Signal,Unable to Decipher,Mutual Opening Rate is ZeroRemote Control Distance: Approx.0-10 Meters/0-32.8ftNumber of Operations: 300,000 TimesPower Supply:Lock Body Battery: 4pcs AA Batteries (Not Included),Including 23A 12V 600mah Spare BatteryBattery Life: About 1 Year of Normal UseLock Body Weight: Approx.660g/23.3oz (without Battery)Lock Body Parameters:Lock Body Size: Approx.130 x 75 x 33mm/5.1 x 3 x 1.3inRemote Control Distance: Approx.10-30m/32.8-98.4ftAnti-theft Performance: Anti-tinfoil Unlocking,Master KeyPower Supply: 4pcs AA Batteries (Not Included),Including 23A 12V 600mah Spare BatteryUse Environment: Temperature -20-80 Humidity 5%-60%Lock Body Weight: Approx.660g/23.3ozBattery Life: 10 Times a Day,About 1 YearUnlocking Method: Remote Control Unlocking / Indoor Manual Unlocking / Emergency UnlockingRemote Control Parameters:Size: Approx.60 x 32mm/2.4 x 1.3inRemote Control Function: Unlock and CloseStandard Configuration: 4Battery Parameters: 27A/12V Battery (built-in)Transmission Method: Frequency conversion signal every time to prevent duplicationBattery Life: Recommended to replace it every six months or soWorking Humidity: Temperature 5%-90%The Remote Control Can Register Up to 32 .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Lock Body1 x Lock Bolt Seat1 x Manual1 x Signal Antenna2 x White Sticker1 x Metal Silver Sticker4 x Remote Control4 x Remote Control Ring11 x Pointed Screw1 x 23A 12V Backup Battery1 x Screwdriver Bit1 x Electric Drill Bit