Batteries
Batteries are very useful tool for portable electronic devices. Must really becareful: May self-destruction or leak if install backwards, put in fire, incinerate or recharge non-rechargable batteries.
Battery sizes
Battery
Size
AAA size battery
Used for remote controls, toys etc.
AA size battery
Used for clocks, toys, portable cassette players, portable radio and most electronic devices
C size battery
Used for radio, hi-fi, etc.
D size battery
Used for flashlights
9V battery
Used for remote control car controllers, etc.
Battery types
Battery
Type
Electric cell (Zinc chloride battery)
Used for radios, cassette players, flashlights, toys, digital cameras, handheld game consoles, clocks
Accumulator
Used for cars, jeeps, lorries, vans, buses, trucks, bikes
Alkaline battery
Used for devices for longer lasting periods
Silver-oxide mercury battery
Used for watches, calculators, and some remote controls
Nickel-cadmium battery
Used for electronic devices such as digital cameras and handheld game consoles
Advantages
Small
Light
Portable
Cheap
Super Longer lasting when we take care
Large power
Rechargeable
Can be hacked for 1500 AA sized batteries
Longer lasting
Super Voltage and Current
Longer lasting
Small
Light
Portable
Super Voltage and Current
Rechargeable
Longer lasting
Disadvantages
Non-rechargeable
Non-longer lasting
Heavy
Very Expensive
Acid might spill
Non-rechargeable
Non-rechargeable
Expensive
