French researchers have announced a prototype of an 18650 sodium-ion battery. If you’ve bought a powerful LED flashlight, a rechargeable battery pack, or a–ahem–stronger than usual LASER ...

This model contains a high quality rechargeable 2600mAh 18650 battery. The R20 Javelot charges through a Micro-USB port on the side of the flashlight. The R20 Javelot is your perfect companion for ...

While we have seen projects repurposing 18650 cells from various battery packs like power tools and older laptops, it’s not too far of a leap to find out that the same theory can be applied to ...

Charge 1 or 2 batteries at the same time Compatible Batteries 10440 14500 16340 18650 21700 26650 Ni-MH ... includes EdisonBright BBX5 battery carry case ...

A team of researchers in France has taken a major step towards powering our devices with rechargeable ... a battery has been developed using sodium ions in the industry standard "18650" format ...

Streamlight ® Inc.'s ProTac ® HL 5-X USB rechargeable system delivers up to 3,500 lumens. The light comes with two of Streamlight’s 18650 lithium ion batteries with an integrated micro USB ...

but they're actually a bit longer and wider than a AA battery. These are lithium cells which go by the part number "18650" (this is usually printed on the side of the cell, in fact). The cells are ...

Chicago-headquartered NanoGraf Technologies, which claims it has enabled the highest energy-density cylindrical 18650 Lithium-ion cell in the world, today announced that its battery has achieved a ...