It can be inconvienient to notice the battery is almost drained after only a week of usage and right before an exam.

Get the CE version because the color graphing is so clear and the rechargeable battery and meter is very convenient.

It's has a long battery life, easy to use, and it's fast at calculating Algebra operations

Great battery life

Perfect for stats or graphic applications, long battery and easy to use.

This product is very well-made and works perfectly, there is only a slight issue: the battery drains more quickly than an older model that I have, but aside from that, it's a great buy!

compact, lightweight, long battery life after charge

Awesome calculator, very functional, easy to use, and reliable with super long lasting recharable battery.

Works great...in color...and a rechargeable battery

great battery life and unique color that everyone always complements on.

The Ti 84CE has been great as no more batteries to change and die

but I gave it a 5 star mainly because of the amazing battery life

Battery lasts quite a long time, just be sure to top off the battery before a big exam

It has a great battery life, it has lasted me almost 2 months

Also has a great battery life!

Back-lit screen adds minimal functionality and drains the battery, because w/o

It also has a good battery life.

Just wonderfulHas a good battery life and is pretty easy to use

The battery is replaceable and lasts 4-5 years and is not super expensive.

Best graphical calculator, slim, quick, rechargeable battery, just perfect.

Battery is still great and can last a month for basic use

TI-83 plus instead, is due to its weak battery

I purchased in August, and by January the battery was completely dead

So, it is overall a solid device- good battery and hardware that has not failed or arrived DOA.

Another issue is over time the battery gets weaker

Works great and chargeable batteries are a plus

Great battery life, love it so much, worth the $120

Good product, great battery life (survived winter break without a recharge)

Actually the rechargeable battery is great

The battery is still going strong for over a month now!

This one is rechargeable, which means you need to plug it into the wall and top off the battery, it comes partially charged.

THE BATTERY FRIED

I like the design and the rechargeable battery.

Looks great and battery lasts all week with usage everyday

The rechargeable battery is so wonderful

Works great for school, amazing battery life.

It is still great, but not as great as it used to be, but this is expected

One thing I don't like about it is the super glossy, shiny, paint on the cover; it makes it look very cheap and plastic-y