Universal Compatibility
Test AA, AAA, C, D, N, 9V (6F22), and LR44/SR44 button cells with one handy device.
- Free shipping
- 14-day easy returns
- Secure checkout
- Quality guaranteed
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Why customers love it
Know Your Battery Power in Seconds
This compact digital battery tester checks the remaining capacity of your household batteries instantly, so you always know what's ready to use and what needs replacing.
- Works with AA, AAA, C, D, N, 9V (6F22), and LR44/SR44 button cells
- Clear LCD display shows remaining capacity at a glance
- Simple one-step operation — just insert the battery and read the result
- Compact, lightweight design fits easily in a drawer or toolbox
- Instant diagnostic feedback helps you sort good batteries from weak ones
Why You'll Love It
Clear LCD Readout
The LCD display shows remaining capacity at a glance, so you can quickly tell good batteries from weak ones.
One-Step Operation
Simply insert the battery and read the result — no complicated setup or guesswork.
Compact and Portable
Its lightweight design fits easily in a drawer or toolbox, ready whenever you need it.
Setup
How It Works
No electrician, no wiring, no fuss.
-
Insert the Battery
Place your battery into the tester's slot, matching the correct polarity.
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Read the Result
The LCD display instantly shows the remaining capacity of the battery.
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Sort and Decide
Use the reading to keep good batteries and recycle or replace weak ones.
Specs
The details that matter
Built to last outdoors, season after season.
- Compatible Battery Types
- AA, AAA, C, D, N, 9V (6F22), LR44/SR44 button cells
- Display
- LCD
- Housing Material
- ABS
- Color
- White
- Quantity
- 1
Our worry-free shopping promise
If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.
Frequently asked questions
Everything you might want to know before you order.
Which battery types can this tester check?
This tester is compatible with AA, AAA, C, D, N, 9V (6F22), and LR44/SR44 button cells.
How do I use the battery tester?
Simply insert the battery into the tester and read the result on the LCD display — it's a one-step operation.
What does the LCD display show?
The clear LCD display shows the remaining capacity of the battery at a glance, helping you identify good batteries from weak ones.
Is the tester easy to store?
Yes, its compact, lightweight design fits easily in a drawer or toolbox.
What is the housing made of?
The tester features a durable ABS housing with a silver finish for long-lasting use.
Shipping & returns
Shipping
- Delivers to United States (based on your selected country/region).
- Estimated delivery: 3–15 business days after dispatch.
- Shipping cost: Free.
Returns
You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.