Best Defender Security Deadbolts in 2026

Control Your Ultraloq Smart Lock Anytime, Anywhere: Unlock, share access and see a Log of who's entered and exactly when they did remotely using smartphone App with WiFi Bridge included. Share ekey or code remotely to your family, guests or service people for permanent access, specific dates or periods of time. Connectivity: 2.4GHz WiFi (802.11 b/g/n)

6-in-1 Keyless Entry Smart Lock: Touch and Go 360° Fingerprint ID + Anti-peep Keypad + Smartphone + Auto Unlock + Shake to Open + Mechanical Key

Auto Lock and Auto Unlock: Smart Lock automatically locks as you leave and unlocks when you arrive at your door with your smartphone in your pocket. Voice control with Alexa and Google Assistant. Works with IFTTT. Compatible with Apple Watch.

CONTROL WITH YOUR PHONE: Use your phone to lock/unlock, share guest access, monitor activity at the door, and so much more while in Bluetooth range of the lock.Control Method:Application

SHARE ACCESS WITH GUESTS: Backlit keypad with support for up to 250 access codes. Use the Kwikset app to schedule access windows or share one-time codes with guests

MONITOR YOUR HOME: View history log, receive activity notifications, and monitor user access while using the Kwikset app in Bluetooth range of the lock

Compatible with most residential deadbolt hardware

Ideal for strengthening jamb at deadbolt area

The deadbolt rectangular opening on this strike measures 3/4 inch x 1-1/16 in

Designed for sliding patio doors

Helps protect against a forced entry

Surface mount design

1/8 inch thick heavy-gauge high security deadbolt strike

Reinforces deadbolts

Brass plated finish

CONTROL FROM ANYWHERE: Wi-Fi enabled (no hub required), you can use the Kwikset app to remotely lock and unlock, share guest access, view activity history, and more

SHARE ACCESS WITH GUESTS: Backlit touchscreen with support for up to 250 access codes. Use the Kwikset app to schedule access windows or share one-time codes with guests

SMART HOME INTEGRATION: Works with Amazon Alexa or Google Home, control your lock with your voice, create smart home automations, and manage all your devices

TWIST to LOCK deadbolt keyless with Anti-Mislock Button (model E2) on exterior knob which prevents you from locking yourself outside the door by unintentional twist(if you want cheap one please choose model E1 in our store which don't have Anti-Mislock Button);

An invented DEAD-BUTTON works like a night latch: When night latch locked then the cylinder is unpickable;

NEVER FADE AND RUST & hardly wears out by lathe finish after 304 stainless steel casting with no painting no e-plating no oil no baking varnish not like Zinc Alloy and lathe is more environmental for easy recycled use

KEY LESS LOCKING DESIGN: twist to lock your deadbolt key less，It makes the deadbolt locking much easier especially for children&elderly people & hands with rambunctious toddlers or infants or occupied;This deadbolt TWISTING-to-LOCK key less mechanical technology is the greatest invention of the lock industry in this century since the bolt locking key less design invented in 1919;

WORK AS CHILD SAFETY LOCK: An invented DEAD-BUTTON control the bolt to maintain the door locked status as well as the opened status as You Want, just push down DEAD-BUTTON which on the interior knob to lock it with your finger while you’re holding the solidly and fullness knob;No need an extra child safety lock which drilling more screw-holes or leaving glues on your door;

BEST QUALITY and SUPER RELIABLE: Never fades & rusts and hardly wears out by the process is lathe after 304 stainless steel casting built like a tank, And with built in high quality bearing to ensure smooth turning,never worry about being cracked by burglar and no low battery issues; And lathe finish with no painting no e-plating no oil no baking varnish not like Zinc Alloy and lathe is more environmental for easy recycled use.

Constructed of durable stamped stainless steel

Comes in a beautiful, corrosion resistant, satin stainless steel finish

Designed for use with deadbolt door locks on hinged swinging doors

Components of these locks are constructed of hardened steel and diecast components

All components come in a corrosion resistant, zinc plated finish

Designed for use with patio sliding doors, to add increased security to your home

Compatible with most residential deadbolt hardware

Ideal for strengthening jamb at deadbolt area

The deadbolt rectangular opening on this strike measures 3/4 in. x 1-1/16 in

Control Your Ultraloq Smart Lock Anytime, Anywhere: Unlock, share access and see a Log of who's entered and exactly when they did remotely using smartphone App with WiFi Bridge included. Share ekey or code remotely to your family, guests or service people for permanent access, specific dates or periods of time. Connectivity: 2.4GHz WiFi (802.11 b/g/n).

5-in-1 Keyless Entry Smart Lock: Anti-peep Keypad + Smartphone + Auto Unlock + Shake to Open + Mechanical Key

Auto Lock and Auto Unlock: Smart Lock automatically locks as you leave and unlocks when you arrive at your door with your smartphone in your pocket. Voice control with Alexa and Google Assistant. Works with IFTTT. Compatible with Apple Watch.