Don’t let their small size fool you: This Energizer 2450 Lithium Coin 3-Volt Battery delivers big time on long-lasting, dependable power for your coin-battery-operated items. From heart rate or glucose monitors, to remotes, keyless entry systems, key fobs, watches, toys and games, and even more specialized devices, our CR2450 coin batteries are compatible with the devices that fit your life, so you can keep going. These reliable and durable Energizer Coin Lithium Batteries are able to withstand a wide range of temperatures (from -22º to 140º F) and can hold power in storage for up to eight years, giving you coin battery power you can depend on. Responsibly designed with zero mercury, it’s easy to see why Energizer Lithium CR2450 Coin Batteries are the right choice for your specialty devices.

Change the way you access your home with this August Smart Lock Pro. It uses secure Z-Wave technology to automatically lock and unlock your doors as you approach them, and it lets you monitor who leaves and arrives with an activity log app on your smartphone. This August Smart Lock Pro lets you generate access keys for family and friends.

Only @ Best BuyWith 6 outlets to connect wall chargers and devices, this Rocketfish™ RF-HTS1615 surge protector delivers up to 2100 joules of defense against power fluctuations and offers 47dB EMI/RFI noise filtering to ensure clean power. The low-profile design offers flexible placement options.

Find out who's at your door, even when you're away from home. Just connect the doorbell via Wi-Fi and use the Ring app on your iOS or Android device to interact with visitors, receive alerts and review footage.