Best Polymer 37V Batteries in 2026

High power - The Tenergy 3V Lithium CR123A batteries are best used for these common applications: photo equipment, camera equipment, smart sensors, light meters, security cameras, and much more. Make sure you are maximizing the most of your electronic devices ability by delivering the best power.

Long lasting - The Tenergy Lithium CR123A 3V one-time-use batteries have high energy density that will last 3-5 times longer than alkaline one-time-use batteries when using in high drain devices. **These are NON-rechargeable/one-time-use/disposable batteries. Please DO NOT recharge.

Replace and upgrade - This CR123A can replace the following models and sizing names: CR123, DL123A, K123A, EL123AP, VL123A, 5018LC, and CR17345. Dimensions: 17 mm (diameter) x 34.5 mm (length)

Replace standard batteries - Exact replacement for the everyday standard AA and AAA batteries. Replace your disposable alkaline batteries with our rechargeable high capacity AA and AAA battery. Standard AA (50.5mm x 14.5mm) and AAA (44.5mm x 10.5mm) size battery.

Money saving eco-friendly - Being one of the most cost-effective batteries, Tenergy AA and AAA batteries rechargeable cycle life can be up to 1000 times and between 1-10 charges will have paid for themselves. You are also diminishing the carbon footprint by limiting the waste caused by disposable batteries. Switch over. Save. Reuse. Recharge with Tenergy.

Everyday usage - Our ideal Tenergy AA AAA batteries combo is perfect for high/low draining electronic items. Use it in all your household devices such as TV remotes, gaming controllers, wireless mouse, wireless keyboards, clocks, radios, portable electronics, cameras, and much more. They are the perfect household NiMH rechargeable batteries.

Tenergy’s Premium Pro 20 pack rechargeable AA batteries have 2800 mAh capacity. Generate long term energy savings by switching to rechargeable batteries.

Premium Pro batteries AA are trusted by photographers and professionals to deliver faster refresh rate than single-use batteries.

Enhanced AA rechargeable batteries deliver high power performance, whether outdoors in -4°F or 122°F.

Tenergy’s Premium Pro bundle includes 12 rechargeable AA batteries and 12 AAA batteries.

AA rechargeable batteries have 2,800mAh capacity, and AAA batteries have 1,100mAh capacity. Generate long term energy savings by switching to rechargeable batteries.

Premium Pro batteries AA and AAA are trusted by photographers and professionals to deliver faster refresh rate than single-use alkaline batteries.

16 pack non-rechargeable Premium 1600mAh CR123A 3V lithium batteries delivers good performance in both high pulse power and continuous low drain applications for all high-tech devices like smart security cameras, sensors, photographic camera flashes, flashlights, GPS trackers, as well as for everyday electronics.

Tenergy's lithium batteries are engineered and produced to deliver power availability even in really hot or cold outdoor usage environment.

10 years shelf life - Date stamped for guaranteed freshness low self discharge 123A batteries provides power when needed.

Long run-time - Tenergy's high capacity rechargeable NiMH battery combo includes AA (2500mAh), AAA (1000mAh), C (5000 mAh), D (10000 mAh), and 9V (250mAh) batteries. Replace your disposable alkaline batteries with these high performance rechargeable batteries.

Save money - One of the most cost-effective NiMH rechargeable batteries available. Tenergy's AA AAA C D and 9V rechargeable battery solutions can be reused up to 1000 times, easily paying for themselves after 10 charges and saving thousands of dollars long term.

Everyday battery replacement - This household AA/AAA/C/D/9V battery pack is ideal for high and low drain electronic devices such as TV remotes, gaming controllers, smoke detector/alarms, flashlights, cameras, and much more.