I could easily li ion stock have spent a fortune replacing the motherboard the memory the processor etc when it all came down to dollar battery. What's more is these batteries are easy to get. What you need is a CR2032 available at most hardware stores like home depot and I've even seen them sold in Safeways. Of course every reputable computer store should stock them. Just check to make sure that your PC uses a CR2032 before you go to the shops!
OLithium Polymer - The latest and greatest being used in cell phones. They have a higher power density than the other types. This allows manufacturers to provide either a thinner or lighter battery, or some combination of both. They can be hard to find. They are available for several Samsung phones. Lithium mines Ontario Polymer batteries do not suffer from the poor memory effect and can be recharged anytime.
These large battery packs take up a lot of room and are pretty heavy, which adversely affects the fuel economy and the storage space in most hybrid cars. These batteries get their power from regenerative braking and/or from the gas engine. Also, they are very expensive, costing thousands of dollars to replace. Which is why they are guaranteed for the life of the car (read you warranty, some states make automakers guarantee the battery for 100,000 miles).
The dosage listed is for treated city water, so lake and stream water will likely need the higher amounts. Use only liquid bleach that contains 5.25% to 6% sodium hypochlorite and doesn't have any perfumes, dyes, or other additives. Be sure to read the label. Treating with bleach should be thought of as an emergency method. Although countless websites list this method of treatment they do not show data for Lithium battery stocks effectiveness against giardia cryptosporidium and other pathogens. And these sources do not list the effects of long-term use on the body.
The next thing you can worry about is the power of the gun; the FPS. Your AEG's FPS is primarily determined by the strength of the spring. Most springs are recorded in meters. So the m100 spring for example is 100 meters per second (328 feet per second). The stronger the spring, the more power your gun will pack. Always remember when upgrading the FPS to make sure the other parts of the gun and gearbox can handle a stronger spring.
All that a matter right now is how you think your plane should look. You can always work your way up. Some of the neatest models have come from many that start out when they were young. They have all learned patience and have gotten their experience from all the time that they spend building model planes. They learned from all their mistakes. Making all their mistakes they have learned and now they know what they can and cannot do when it comes to some of the models that are out in the stores today.