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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 …

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The Best Rechargeable D Size Batteries & Chargers

by Justin Thomas •

imedion_batteries

The best rechargeable D size batteries are the new LSD Ni-MH (low self-discharge Nickel-Metal Hybride) cells. These new Ni-MH rechargeable batteries are able to retain a charge for a year, making them suitable for using in flashlights and other low-term applications. See also our full review of the Best AA Rechargeable Batteries and Chargers. 

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Personal Energy Generator Recharges Your Electronic Device While You Move

by Tracy McGill •

The nPower PEG (personal energy generator) by Tremont Electric wowed reviewers at the 2011 CES convention. This back-up hybrid charger allows you to keep your cell phone, iPod, or other hand-held device working while you’re on the go. By harnessing the kinetic energy that you produce through movement, then converting it into accessible power, the nPower PEG allows you to …

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The Best Battery Chargers (For D and C Size Batteries)

by Justin Thomas •

best-charger-d-size-batteries

We briefly reviewed battery chargers in a previous post “The Best Rechargeable AA Batteries“. But let’s take a look at the best “Universal Battery Chargers”. These are chargers that can handle AAA, AA, C, D sized cells, and well as 9V cells.

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NiMh Battery Charger: POWER 2000 XP444AC-DC

by Justin Thomas •

One of the best charger/battery series available. The batteries are rated at 2400mAh – one of the most powerful out there. Quick charges in about an hour, then switches to trickle charge. Comes with a 12V adaptor. Purchase from: Amazon ($29.88)