
FREE shipping to
Duracell Coppertop 9V batteries are engineered to deliver the power you need for your professional devices.||Duracell Coppertop all-purpose alkaline batteries are not only dependable, they’re also long-lasting. You can take comfort in a 10-year guarantee (5-year guarantee for 9V) in storage. They’re great for many of the devices you use on a daily basis. And from storm season to medical needs to the holidays, Duracell is the #1 trusted battery brand so you know it’s a battery you can trust.
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

Duracell Coppertop 9V batteries are engineered to deliver the power you need for your professional devices.||Duracell Coppertop all-purpose alkaline batteries are not only dependable, they’re also long-lasting. You can take comfort in a 10-year guarantee (5-year guarantee for 9V) in storage. They’re great for many of the devices you use on a daily basis. And from storm season to medical needs to the holidays, Duracell is the #1 trusted battery brand so you know it’s a battery you can trust.

Our 40-count LR44 lithium batteries (Φ 11.5 x 5.3mm/Φ 0.45 x 0.21 inch) offer 153mAh per cell, providing up to 730 hours of power. With a non-mercury design, leak-proof sealing, individual blister packaging, and a 5-year shelf life, they are ideal for key fobs, glucose meters, and remote controls.

Energizer Power Plus Rechargeable AA Batteries offer a convenient way to power your gadgets while saving money and reducing waste. Made with 15% recycled materials, these AA rechargeable batteries use innovative, industry-leading technology for reliable use. These chargeable batteries are designed to prevent damaging leaks. Use these Energizer rechargeable batteries as long-lasting batteries for cameras, game systems, toys and other battery-powered items, so you always have a convenient power source available. These Energizer AA batteries come pre-charged and can be recharged in an Energizer battery charger hundreds of times. Each AA rechargeable battery can hold its charge for up to 12 months in storage, and the double A batteries have up to a 5 year battery life with normal use. Energizer is the number 1 recharge brand.

The iPhone Air MagSafe Battery was created exclusively for iPhone Air. Designed to slip into your pocket, it feels great in your hand and adds up to 65 percent additional charge to iPhone Air — extending battery life further than the battery life of any other iPhone. Attach the MagSafe Battery to your fully charged iPhone Air for all-day use. To maximize battery life, the combined system will choose the best times to recharge. Or when you need a quick boost, just snap it on for up to 12W of fast wireless charging on the go. For even faster charging of your iPhone Air, attach the MagSafe Battery and connect it to a 20W or higher power adapter at the same time.
| Pros for Duracell - Coppertop 9V Alkaline Battery, 4/Pack (MN16RT4Z) | |||
|---|---|---|---|
| There were no pros for this product— | There were no pros for this product— | There were no pros for this product— | Battery Life, Portability, Overall Performance, Size, Weight |
| Cons for Duracell - Coppertop 9V Alkaline Battery, 4/Pack (MN16RT4Z) | |||
| There were no cons for this product— | There were no cons for this product— | There were no cons for this product— | Charging Speed, Compatibility, Heat Dissipation |