




Still Harassed by How to Distinguish Between Died and Good Batteries from Tons of Loose Batteries Collected Over Years? If so, Here is the Ideal Place to Help You Solve it!
In old days, you had to find a little transistor radio or some other device & spend half an hour plugging every single battery in to see if would run said device.But now, say goodbye to such stupid action since you are going to living with experienced assistant---Dlyfull Universal Battery Tester
Main Features:
- Easily check the battery status for most of your general household batteries
- Works well with variety of popular battery sizes(AA, AAA, CR123 etc.)
- Easily operate & economical for most of you
- Large LCD display clearly shows the results
- Powered by 1x AAA battery(battery included)
- Anti-slip finish holds comfortable & use safety
- Certificated by CE/RoHS/FCC
What is Included
- 1x Dlyfull Universal Battery Checker
- 1x AAA battery(pre-installed)
- 1x User Manual
![]() Battery tester B2 Black | ![]() DB1 Small Digital Tester | ![]() Battery tester B2 Red | ![]() Small Battery Tester B1L | ![]() Battery Tester B3 | |
|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — |
| Price | — | — | — | — | — |
| Function | Test battery capacities | Test battery capacities | Test battery capacities | Test battery capacities | Test battery capacities |
| Test Battery Type | Disposable batteries & Lithium button batteries | 1.2V, 1.5V, 3.0V, 3.7V, 9V | Disposable batteries & Lithium button batteries | Disposable batteries & Lithium button batteries | Common batteries & Rechargeable batteries |
| Color | Black | Black and Blue | Red | Black | Black |
| Battery included | 1x AAA Battery included | Built-in rechargeable lithium battery | 1x AAA Battery included | No batteries required | 2x AAA Battery included |
| LCD Display | LCD Rating bar | Voltage and expression management | LCD Rating bar | Pointer indication | Percentage & volts |




Still Harassed by How to Distinguish Between Died and Good Batteries from Tons of Loose Batteries Collected Over Years? If so, Here is the Ideal Place to Help You Solve it!
In old days, you had to find a little transistor radio or some other device & spend half an hour plugging every single battery in to see if would run said device.But now, say goodbye to such stupid action since you are going to living with experienced assistant---Dlyfull Universal Battery Tester
Main Features:
- Easily check the battery status for most of your general household batteries
- Works well with variety of popular battery sizes(AA, AAA, CR123 etc.)
- Easily operate & economical for most of you
- Large LCD display clearly shows the results
- Powered by 1x AAA battery(battery included)
- Anti-slip finish holds comfortable & use safety
- Certificated by CE/RoHS/FCC
What is Included
- 1x Dlyfull Universal Battery Checker
- 1x AAA battery(pre-installed)
- 1x User Manual
![]() Battery tester B2 Black | ![]() DB1 Small Digital Tester | ![]() Battery tester B2 Red | ![]() Small Battery Tester B1L | ![]() Battery Tester B3 | |
|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — |
| Price | — | — | — | — | — |
| Function | Test battery capacities | Test battery capacities | Test battery capacities | Test battery capacities | Test battery capacities |
| Test Battery Type | Disposable batteries & Lithium button batteries | 1.2V, 1.5V, 3.0V, 3.7V, 9V | Disposable batteries & Lithium button batteries | Disposable batteries & Lithium button batteries | Common batteries & Rechargeable batteries |
| Color | Black | Black and Blue | Red | Black | Black |
| Battery included | 1x AAA Battery included | Built-in rechargeable lithium battery | 1x AAA Battery included | No batteries required | 2x AAA Battery included |
| LCD Display | LCD Rating bar | Voltage and expression management | LCD Rating bar | Pointer indication | Percentage & volts |
































