You'll also hear beeps when charging stops and starts or if the charger senses a problem with the battery. Red means charging has started yellow means halfway done and green means full. The Recharge Pro also provides quick, basic updates on your batteries' charge status through a set of indicator lights on its front.
#Radio shack battery charger flashing red full
Charging will automatically stop when the batteries are full to prevent overcharging, which can damage your batteries and reduce their life cycle. To use, insert your batteries into the charger, plug it into a wall outlet, and wait about three to five hours for depleted batteries to fill back to capacity. It supports rechargeable AA batteries as well as the smaller AAA size. The Recharge Pro battery charger from Energizer does what most rechargeable battery users need their chargers to do, and it does the job well. If you use enough gadgets to warrant a supply of rechargeable batteries, here are the best rechargeable battery chargers to keep them topped off. To get more advanced features and controls, you might want to consider the Nitecore SC4 Superb Charger, which has a display and lets you customize the charging current. It comes with two AA starter batteries and is straightforward to use. Others can charge up to 16 or even 40 batteries at once.įor most people interested in a basic and reliable charger, the Energizer Recharge Pro will get the job done for household devices.
While AA and AAA are the most common sizes supported, some chargers fit other sizes like C or D check each product for the complete list of compatible sizes. Most chargers should also work with any brand of rechargeable battery that's the right type and size. When your rechargeable batteries run low on power, pop them into your charger, and they'll be ready to use again in a few hours. Rechargeable batteries are an efficient, economical way to power the battery-operated devices in your home.