Ding, dong! We're on the lookout for the best savings at Amazon's annual summer mega-sale, so you can lock down the very best prices for making your home safer and more secure.

Bottom Line Master Lock's 4400D Indoor Bluetooth Padlock lets you pop it open with the touch of a button and provide guest access to anyone you want.

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We went in search of the best keypad door locks to find models that are secure, easy-to-install, and easy to use. Here's what we found.

Master Lock's 4400D Indoor Bluetooth Padlock lets you pop it open with the touch of a button and provide guest access to anyone you want.

The Bottom Line Master Lock's 4400D Indoor Bluetooth Padlock lets you pop it open with the touch of a button and provide guest access to anyone you want.

Master Lock's 4400D Indoor Bluetooth Padlock lets you pop it open with the touch of a button and provide guest access to anyone you want.