Feature:1. High Security Protection: The electronic deadbolt door lock provides high level security for your door with an invisible lock, making it near impossible for intruders to pick or break.2. Convenient Remote Control: The lock can be easily and swiftly unlocked using the two included remote controllers, providing a convenient option to traditional keys.3. Easy Battery Replacement: The system runs on two AA batteries which can be easily replaced without the need for any tools, ensuring the lock won't stop operating unexpectedly.4. Simple Installation: The setup of this lock is quick and straightforward, and it can be installed without requiring professional assistance, saving you time and cost.5. Versatile Use: Suitable for both residential and commercial buildings. Whether it's your home, office, warehouse, or basement, this lock promises a great security solution.Specification:Item Type: Electronic Deadbolt Door LockMaterial: Stainless steelUnlock Method: Swipe card, keyLock Power Supply Mode: 1.5V AA battery x 2 (not included)Remote Control: 27A 12V 30mAH dry battery (1 battery each remote control, built in).Package List:1 x Electric Control Lock1 x Lock Ear1 x Lock Cylinder3 x Key10 x ID Keychain1 x Lock Card1 x ID Card Reader2 x Screw1 x Square Plate6 x Screw2 x Remote Control