DURACELL
now most of the laptop batteries are Lithium Batteries, this type battery are the best battery recently
Duracell
lithium
lithium
Cranking battery.
copperCouldn't be more wrong. The correct answer is Lithium.
a good light weight factory type battery would be the mini cooper battery or the CSL m3 battery
A PDA battery is a special type of battery for smartphones. You can purchase them from any electronics store such as Best Buy, Future Shop and Battery Mart.
Solar light batteries are special rechargeable batteries. Different lights may have different strength battery. Best option will be to open the battery box to see the type of battery before buying it. Sometimes it is cheaper to buy new lights then to buy replacement battery.
battery type
You can try the manufacturer's website or a site such as Amazon.com. You can also try going into an electronics store, and speak with a sales representative about what would be the best type of battery for his type of computer.
The best battery to use is the smallest watch battery possible. If that isn't exact enough use the type that were used to power the original tamagotchi.