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The Best Rechargeable Batteries and Chargers Of 2016

by Justin Thomas •

sanyo091105_eneloop_02_b

In A Nutshell Here are my recommendations for the best rechargeable AA batteries: If you want the best energy capacity (2500 mAh) — get the Eneloop Pro If you want maximum recharge capacity (2100 times) — get the 4th Generation Panasonic Eneloops (800 mAh) If you want to save some money and don’t mind a little less performance from your …

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The Best C-Size Rechargeable Batteries Of 2015

by Justin Thomas •

SunLabz-c-Rechargeable-Batteries

The best rechargeable C-size batteries are Acculoop C cells, by Accupower. These batteries are the new low self-discharge NiMH (Nickel Metal-Hydride) cells, and they have a high capacity of 4500 mAhs (milliamp hours).

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Do Rechargeable Lithium-Ion AA Batteries Exist?

by Justin Thomas •

4pcs-KENTLI-1-5v-AA-PH5-2800mWh-Rechargeable-Li-ion-Li-polymer-Lithium-battery-4-slots

Do rechargeable lithium-ion batteries exist in standard sizes like AA, AAA, C or D? Yes, they are finally available. A company called Kentli has released AA and AAA rechargeable lithium polymer batteries that output 1.5 volts. Kentli batteries are available on Amazon here. Lithium-ion batteries normally operate 3.7V per cell — but Kentli put circuitry inside the cells to reduce the voltage …

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The Best D-Size Rechargeable Batteries Of 2015

by Justin Thomas •

Maha PowerEx Rechargeable D Batteries

There are now a number of low-discharge D-size cells available. These cells are as powerful as powerful alkaline batteries, and they hold 85% of their charge for a year. The highest-capacity D-size rechargeable cells are rated at 11000-12000 mAh (milliamp hours). Here are our recommendations: The Highest Capacity D-Size Batteries: Powerex The Powerex batteries pictured above are rated at 11,000 …

The Best Golf Cart Chargers Of 2012

by Justin Thomas •

What do you want in a golf cart charger? Golf cart batteries are lead-acid batteries that operate at 36 or 48 volts. Like all lead-acid batteries, they must be charged at a specific voltage and amperage levels. They cannot be fast charged — a full charge requires 14 to 16 hours.

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A Review Of NiZn Batteries

by Justin Thomas •

nizn-powergenix-485

NiZn (Nickel-Zinc) batteries are a type of rechargeable AA battery that operates with a nominal voltage 1.6 volts, which is very close to the 1.5 volts of alkaline batteries. This makes NiZn battery perform well in high-drain devices like handheld games.

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The Best 18650 Batteries Of 2015

by Justin Thomas •

18650-lithium-ion-rechargeable

In a Nutshell Our choice for the best 18650 battery is the Orbtronic cell. This battery has a high capacity (3100 mAh), and maintain their voltage until fully drained. A two-pack of these cells is available at Amazon for around $30. Also available are Panasonic 18650 cells, with a bit more capacity (3400 mAh). If you are looking for a …

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The Best 9V Rechargeable Battery

by Justin Thomas •

ebl-lithium-ion-9v

In A Nutshell The highest-capacity 9V rechargeable: Accupower’s 300 mAh 9 Volt Rechargeable NiMH Battery The best low-discharge 9V rechargeable: Tenergy Centura 9V 200mAh Low Self-Discharge NiMH Rechargeable Batteries The best lithium-ion 9V rechargeable: EBL 9V Lithium Ion Batteries The Details Low-self discharge 9v Ni-MH batteries have become available in the last few years. The “low-self discharge” label means these batteries …

The Best Rechargeable AA Batteries For Flash

by Justin Thomas •

powerex-batteries

In A Nutshell When recharging a camera flash, you need a battery capable of delivering a high amount of current in a short time. Ideally, you want the batteries with the highest rated capacity. The highest capacity rechargeable AA batteries are: Ansmann’s 2850 mAh batteries and Powerex’s 2700 mAh batteries. Of these two batteries, Powerex’s 2700 mAh gets the most positive reviews from photographers. It …

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The Best Ni-MH Battery Chargers

by Justin Thomas •

best-charger-aa-batteries

In A Nutshell The best Ni-MH (Nickel-Metal Hydride) battery charger is a “smart charger” like the LaCrosse BC-700 Charger (sells for $36).  Smart chargers have circuitry to prevent overcharging and damaging your batteries. They also provide features that allow you to test and “renew” Ni-MH batteries. If you are looking for a charger that also charges C, D and 9V batteries, we …