Mastech BT558 Self-powered Battery Tester
from: Mastech
List Price: $9.99
Prices subject to change.
Price: $3.50
You Save: $6.49 (65%)Prices subject to change.
Availability: Usually ships in 1-2 business days
Features:
- Checks AA, AAA, C, D, 9V types of regular or rechargeable batteries
- Internal battery not required, lasts forever.
- Compact size and light weight
- 90 days money back guarantee and 1 year limited warranty
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Customer Reviews
Average Rating:
Rating: 
- Worth every penny
Great product.Can read the power on almost all batteries and saves you money by protecting from throwing out batteries with juice/life remaining.Only issue (not really an issue) is that the tester is black (not the blue that they have in the picture).
Rating: 
- unfortunately DOA
Too bad! ours was defective, needle totally unresponsive. Since it was fulfilled by Amazon they are paying return postage. Thank you for that.
Oh well.
Rating: - Great Gadget
This is a simple, almost foolproof device.You open the arm to touch the contacts to the battery and look at the meter. Green is good, red is bad.There are two contacts on the side for 9V batteries.The arm is configured so coin batteries can be tested too.It takes just a few seconds to test almost any kind of battery.
This device worked great.Although it's not a true "load test" it will certainly sort the live from the dead.I was able to go through dozens of batteries in just ... Read More
Rating: - Good gadget
Did the research, read all of the reviews. I like the simplicity of this tester and it seems to be accurate so far. It also doesn't take up a lot of space in the "junk drawer!"
Rating: 
- Very basic tester
This product will tell you if your battery is alive or dead but nothing about the battery's ability to power your device.
- Worth every pennyGreat product.Can read the power on almost all batteries and saves you money by protecting from throwing out batteries with juice/life remaining.Only issue (not really an issue) is that the tester is black (not the blue that they have in the picture).
- unfortunately DOAToo bad! ours was defective, needle totally unresponsive. Since it was fulfilled by Amazon they are paying return postage. Thank you for that.
Oh well.
- Great GadgetThis is a simple, almost foolproof device.You open the arm to touch the contacts to the battery and look at the meter. Green is good, red is bad.There are two contacts on the side for 9V batteries.The arm is configured so coin batteries can be tested too.It takes just a few seconds to test almost any kind of battery.
This device worked great.Although it's not a true "load test" it will certainly sort the live from the dead.I was able to go through dozens of batteries in just ... Read More
- Good gadgetDid the research, read all of the reviews. I like the simplicity of this tester and it seems to be accurate so far. It also doesn't take up a lot of space in the "junk drawer!"
- Very basic testerThis product will tell you if your battery is alive or dead but nothing about the battery's ability to power your device.
