amazon.com has the EverPlus Home Security Door Lock for $10.99 with free shipping on orders of $25+ or Prime.

• Claims to be 12 times stronger than a normal deadbolt.

amazon.com has the Swann Pan & Tilt 1080p Indoor Home Security Camera w/ Night Vision for $49.99 with free shipping.

• 32GB of memory for 7 days of footage, 32ft night vision, 355 degree pan / 60 degree tilt.

amazon.com save up to Extra 20% off items from their Amazon Renewed program for refurbished, open box and preowned items. Coupons are clippable on the item product pages.

• Everything is inspected and tested by an "Amazon qualified supplier" and comes with a minimum 90-day warranty.

amazon.com has the Blink Outdoor Wireless HD 2-Camera Kit for $114.99 with free shipping.

• 2-way audio, 1080p recording, weather-resistant, 2-year battery life and has infrared night vision.

amazon.com has the Wyze Cam Floodlight with 2600 Lumen LEDs for $79.98 with free shipping.

• 270-degree motion detection, 1080p resolution, automated sundown / sunrise detection, 90dB siren, two-way audio.