Yes. There are many types led flashlights with rechargeable battery options to choose from. If you can afford it, a great LED flashlight to look into is the Olight SR 90 intimidator. It's very durable and has a lifetime warranty option.
You can use powered or rechargeable batteries for LED flashlights. Surefire.com is a really helpful website to get more information on it. Regular flashlights are more power hungry.
In theory, yes, rechargeable flashlights are more economical than regular flashlights, however you have to be careful to not overcharge your batteries otherwise they will run out quickly
The brightest LED flashlights can be researched and bought through the LED Museum site, which also includes user reviews. This site also includes LED signs and headlamps, in addition to flashlights.
Rechargeable flashlights are available in many camping and sporting goods stores such as REI, Cabella's, or Bass Pro Shops. They can also be found online at Amazon.
Rechargeable flashlights are sold at all sporting goods stores and mass merchandisers. Some places to consider would be Wal-Mart, Cabelas, Dunhams, and Meijer.
Rechargeable flashlights can be purchased at most home improvement or camera stores. Adorama, Ace Hardware, The Home Depot, and Amazon all carry this product.
Streamlight flashlights can range in price from $3 for a mini key chain model (http://www.midwayusa.com/viewproduct/?productnumber=695826) to nearly $200 for a top of the line model (http://www.cabelas.com/flashlights-streamlight-strion-rechargeable-led-flashlights.shtml). Prices in the mid range are from $50 to $70
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LED flashlights are advantageous to normal flashlights because both the battery and bulb lasts significantly longer for a LED flashlight. Their light is also generally brighter and stronger.
Rechargeable flashlights. Some TV's. A wrist watch.
If classified by light source, there are 3 types of flashlights; they are bulb, HID and LED.
The LED bulb, which LED stands for Light Emitting Diode, does not have a filament and therefore lasts longer than a regular lightbulb.