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๐ Never get caught powerlessโknow your batteryโs health in seconds!
The Dlyfull Battery Tester is a compact, lightweight voltmeter designed for quick and accurate testing of common household batteries including AAA, AA, C, D, 9V, and button cells. It requires no power source, offers an intuitive color-coded health indicator, and comes with an 18-month warranty plus lifetime customer support, making it an essential tool for professionals and home users alike.













| ASIN | B0CZRN81WJ |
| Brand | DLYFULL |
| Brand Name | DLYFULL |
| Color | Black |
| Customer Reviews | 4.6 out of 5 stars 978 Reviews |
| Included Components | 1*B1L Portable battery tester; 1*Welcome Guide |
| Manufacturer | Dlyfull |
| Measurement Type | Voltmeter |
| Min. Operating Voltage | 1.5 Volts |
| Minimum Operating Voltage | 1.5 Volts |
| Model | DLYFULL |
| Part Number | no |
| Power Source | Battery Powered |
| Style | battery tester |
| Style Name | battery tester |
| UPC | 825665404976 |
D**C
Very handy and easy to use
Before this, testing batteries meant finding my bulky digital VOM, connecting its wire probes, then taking the time to remember how to get it to test batteries. The Dlyfull Battery Tester eliminates all that hassle. All you do is move the slider to the right position to accommodate the battery you're testing, hold the battery in place, and look at where the needle on its gauge is pointing. It works with all the standard 1.5V and 9V batteries (including miniature disc-shaped ones). The only thing it doesn't do is test lithium batteries with other voltages, for example the CR2032 is 3V. And of course it doesn't require a battiers to operate (which is another advantage over using VOMs for this application). This is a useful, inexpensive item that now lives permanently in my desk drawer. So far it's saved several batteries that I would have discarded due to their age.
M**D
Simple battery tester is accurate and saves money.
Simple battery tester that worked on every different small battery I tested. I gave my daughter the battery tester to use on her four young boys, numerous battery operated Toys.
F**S
It does the job...
Does what it should. It's smaller than pictured. Takes a bit to hold, balance the battery and hold it in place. It doesn't lock the battery in place, you have to hold it in place which is just a bit awkward. Overall, its tests the batteries fine.
A**R
Easy to use good value
Worth the money and easy to use. Works on various types
I**.
Ready,Willing and Able
This my second purchase of this battery tester. The first one lasted a very long time. I have found it to be very useful and very easy to use. I highly recommend it to anyone looking for a tester.
B**.
Works well
Handy little gadget Now I can tell how much life is left in a battery.
A**R
Tester Mechanism too slack
Feels filmsy.. you get what you pay for.. but it does a good job testing the batteries. The only issue I have is the sliding mechanism is too slack or loose. It needs a bit of resistance in order to keep battery in place,
L**Z
Good Value
Works great
Trustpilot
2 weeks ago
1 week ago