_x000D_ _x000D_ _x000D_ _x000D_ YiHESZ TT Lock Bluetooth Deadbolt Smart Lock remote controller Password/IC Card Smart Door lock Electronic Auto Lock For Home 6 ways to unlock or lock: Bluetooth TT Lock APP + Password + Keys+IC Card+Door Sensor Auto-locked+IC card TT Lock APP bluetooth control(No gateway required),get generate Timed, Permanent, One-time or Customized pass code for family members, guests, visitors, housekeepers or employees via APP. Keeping Your Home Safe: Locks automatically as you leave. Smart Lock Front Door set out to provide extra home security with auto lock (5-120s, Customize) to keep your house safe. After somebody enter incorrect passcode 5 times, this smart lock will be automatically locked for 5 minute. Equipped with a door sensor, it supports automatic locking when the door is closed, and solves the situation that the latch is ejected and the door is not locked when the door is locked by a delay. Type-C Emergency Charging,If you run out of power, the type-c port can be used for emergency charging, charging port is specially designed at the bottom of the front lock Long battery life, 4 pcs AA batteries(Not included) can provide 5000 openings (approx. 6 months). Upgraded anti-touch feature. Unlock as long as the numbers you enter contain the correct sequential code. Works with Voice Devices, When your lock is combined with the TTLOCK G2 Gateway(Sold Separately) you can ask your voice devices to lock or unlock your lock. Note: Countries that support alexa, Google Assistant:USA, Canada, UK, Australia, France, Italy, Brazil, India Gateway is not required to work with TT lock APP, but working the Alexa or Google Assistant requires Gateway,No need to buy if you already have a gateway~ _x000D_