What is a lithium-ion battery used for? | Robocraze
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 Lithium ion batteries are used in a variety of portable 
electronic devices such as laptops, cell phones and 
digital cameras. They are also used in electric 
vehicles and aerospace applications. 
What is a lithium-  Lithium ion batteries are popular because they are 
ion battery used lightweight and have a high energy density. They 
for? typically have a lifespan of 2-3 years. 
 The price of lithium ion batteries has been falling in 
recent years, making them more affordable for 
consumers.
 A buzzer is a type of electrical device that makes a 
buzzing sound. They are commonly used in alarm 
systems, doorbells, and timers. 
What is a 

buzzer? How Buzzer price can vary, but most retail for between $5 and $20. Some buzzers are even available for less 
much does a than $1. While the cost of a buzzer may not be 
buzzer cost? significant, the installation costs can add up, 
especially if multiple buzzers are needed. For this 
reason, it is important to compare prices and choose 
the option that best fits your budget.
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