It checks all the core boxes for a smart charger - independent charging bays and a negative delta-v charging method - plus it has overheat protection and so many other features that are normally found in more expensive competitors. If you didn’t get one of those included good-enough chargers, or just want a better one, the best home battery charger for preppers is the $45 Opus BT-C3100. It has many features found in more expensive chargers, and will maximize your rechargeable battery investment by prolonging each battery's lifespan. Best wall-powered chargersĪn amazing value with a sterling reputation among enthusiasts. Nonetheless, the included charger is good enough as an entry into daily home use with your NiMH LSD AA and AAA batteries. It just doesn’t have all the features for testing, cycling, and controlling the recharge rate that a higher-end charger has. The two Eneloop NiMH LCD AA/AAA starter battery packs that won the best rechargeable battery review come with an included smart charger that’s actually very good. More: Confused about the different types of battery sizes and chemistries? Nonetheless, because there are tons of regular Li-Ion batteries (with no USB port) out there that you might come across in an emergency, we strongly preferred chargers able to handle both NiMH and Lithium-Ion chemistry types for this review. USB-powered smart chargers that can charge your batteries with energy from a solar panel, hand crank generator, or other renewable power sourceīecause experts recommend using NiMH LSD rechargeables wherever you can, and lithium-ion-based rechargeables with a built-in USB charging port in other types of gear, you can get by with a charger that has support for NiMH batteries only.High-end smart chargers that plug into a wall for daily use.Survival experts think about chargers in two categories anyway, which makes it graceful to buy one of each and have your redundancies mostly covered: We solve that by having more than one charger across the sum of our emergency supplies and by naturally having others kinds of batteries and tools on hand - including ways to survive without any batteries at all. That should cause your Spidey Sense to tingle because you don’t want to build a prepping plan around a single point of failure. Not only is a charger a critical part, it’s a relatively fragile electronic device that isn’t design for hard use in emergencies. Cheap chargers can overcharge and thus overheat your batteries, stealing away charge/recharge cycles and shelf life that you paid a premium for and might depend on in an emergency. A quality battery charger is the most important factor in getting the maximum rated lifespan and performance from your rechargeable batteries.
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