What does this mean?Pros & Cons
Pros
Batteries seem to work well in -20 degree celsius operating temperature, colder temperatures they work for less time. Great for all those 9v items that are hard to get to like smoke detectors, and frequently used that eat other batteries.
Cons
There's no way these are 1300 mah. This is a medium.
Highlights
Quality
One of the best green products ive ever bought
These are great for all those 9v items that are hard to get to like smoke detectors and frequently used that eat other batteries
A new duracell 9v battery lasted 5 minutes and it was no good
The voltage would drop down to 6 volts as the 5 minutes passed by
Price
Well worth the price for rechargeable 9 volt batteriesi use these batteries to power my esp8266 nodemcu remotely collecting tem... Read More
Overview
- How are reviewers describing this item?
good, tried, alkaline and parallel. - Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
- Our engine has discovered that over 90% high quality reviews are present.
- This product had a total of 50 reviews as of our last analysis date on Apr 21 2024.
Helpful InsightsBETA
Posted by a reviewer on Amazon
Using two of these batteries in parallel powers it for almost 4 days
Posted by a reviewer on Amazon
Only a usb cable needed to charge
Posted by a reviewer on Amazon
My project required a 9 volt battery and it had to run for 15 minutes
Posted by a reviewer on Amazon
A new duracell 9v battery lasted 5 minutes and it was no good
Posted by a reviewer on Amazon
The voltage would drop down to 6 volts as the 5 minutes passed by
Posted by a reviewer on Amazon
However one of these fully charged lasted 30 minutes and the voltage stayed exactly 9 volts
Posted by a reviewer on Amazon
I did not test over 30 minutes
Review Count History
Price History
