About this item: 【10 in 1 Smart Lock Handlesets】Bluetooth APP Control + Anti-peep Passcode + IC Cards unlock + Auto Lock + One-Touch Lock + Passage Mode(keep unlocked) + Physical Key + Emergent Charge+ Low Battery Alert + Alexa/Google Home(Optional, sold separatel) 【Keyless Entry Door Lock】Biometric technology smart fingerprint door lock identifies your fingerprint in 0.3 seconds and unlocks your door. The front door lock set supports up to 200 user codes 100 set fingerprints, and 3 keys, your kids can even open it with a code or fingerprint 【Auto Lock】Smart deadbolt lock can be locked by a "one-touch lock" on the touch screen keyboard. Or set Auto Lock Timer(0-15 mins) or Passage Mode Remotely Control to Lock/Unlock or Check real-time access Logs with Gateway 【Rental Hosts & Smart Home】Smart Lock Handle Set is a great solution for Airbnb short-term rental hosts, rental property management, new house contractor, and smart home residents. As you can sync all your locks on the APP & Remotely Generate Timed Passcodes for your guests or family with Gateway 【Easy to Install & Professional Technical Team】Follow the tips in the video and user manual. Simply use a Phillips screwdriver to replace the existing door lock in a few minutes. HEANTLE front door keypad lock and handle set provides a 1-year warranty, 30 days free replacement, and lifetime tech support. Any questions, please feel free to contact us by email. We will reply within 24H. Specifications: Brand: HEANTLE Model: M5 Color: Silver Material: Aluminum Shape: Rectangular Style: Modern Door Direction: Universal / Reversible (Both Left & Right, Inswing & Outswing) Connectivity Protocol: Bluetooth Ways to Unlock: Fingerprint / Keypad Passcode / Phone APP / Physical Keys Control Method: App Phone APP: TT Lock / Next Lock (Totally FREE) Remotely / Voice Control: Alexa or Google Home (Extra WiFi Gateway Needed) Lock Type: Keypad Finish: Painted Controller Type: Hand Control Control Method: Touch Power Supply: 4x AA Battery (NOT Included) IP Rating: IP63 What's in the box: 1x Front Door Lock Keypad 1x Rear Door Lock Panel 1x Front Door Handle 1x Rear Door Lever 1x Latch for Door Lock 1x Latch for Door Handle 2x Physical Keys 1x Strike Pad 1x Strike Plate 1x Battery Cover 1x Drilling Template 1x Installation Screws Pack 1x User Manual Unlock in Emergency In case of forgetting to replace the battery and the lock might be died, Nutomo smart lock with lever is equipped with a back-up USB charging port and 2pcs physical keys. Any of them will help you avoid of being locked out of the house in emergency. Low Battery Comsumption Low power consumption--4 AA batteries. New batteries can be used for up to one year. No worries,the smart lock will alert if battery's low.