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🔋 Power your productivity with Rome Tech’s sleek CMOS battery!
The Rome Tech CMOS Battery 3V CR2032 with 2-pin wire cable is a premium replacement battery designed for a broad range of Dell and Lenovo laptops. Featuring a compact design and easy 10-minute installation, it delivers reliable, long-lasting power to keep your BIOS settings intact. Compatible with multiple models including Dell Latitude E5440 series and Lenovo ThinkPad P51, this battery ensures seamless performance and comes backed by responsive customer support.




| ASIN | B08HB72MLM |
| Antenna Location | Indoor/Outdoor |
| Battery Capacity | 225 Milliamp Hours |
| Battery Cell Composition | Lithium Ion |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 1 Ounces |
| Best Sellers Rank | #23,078 in Electronics ( See Top 100 in Electronics ) #143 in Laptop Batteries |
| Brand | Rome Tech |
| Built-In Media | Battery |
| Customer Reviews | 4.6 out of 5 stars 238 Reviews |
| Item Weight | 68 Grams |
| Manufacturer | Rome Tech |
| Model Name | 22REGPN2032M |
| Model Number | 22REGPN2032M |
| Number of Batteries | 1 C batteries required. |
| Recommended Uses For Product | Indoor/Outdoor |
| Reusability | Single Use |
| UPC | 308135951304 |
| Unit Count | 1.0 Count |
| Voltage | 3 Volts |
| Warranty Description | 30 Days |
A**R
battey
easy to install, perfect fit, excellent functionality,
J**H
Fits Dell laptop
It does actually fit a Dell Precision 7720. I didn't ty to measure the voltages...I was having a problem with the computer not wanting to boot when it was cold out. I changed the CMOS battery...because I had bought the thing as a refurbished unit and I really don't trust refurbishers for much other than they are going to make money. Well...after changing the CMOS battery the computer was still giving me problems with refusing to boot. No boot no charge, no power light...so I took the bottom back off and tried fiddling with every jack connector in the power supply circuit. Took me two tries...but it seems to be working perfectly now. Jack were the power supply hooks into the main board. Ok, but reviewing a battery...well, the shipping was a bit odd...came from Shanghai..or is it Janghai? Which is pretty far from Rome. But it hasn't exploded and burned my Dog alive in the house fire, so it must be the good kind.
Y**.
Works in my Latitude 7390 2-in-1
My Dell Latitude 7390 2-in-1 wouldn't remember the time of day. The light on the front edge blinked white and orange in the pattern which indicated bad CMOS battery. The wires on this replacement battery are longer than on the original, but there was enough room inside the case to route the excess length. Now my Latitude remembers the date and the light on the front edge doesn't blink.
F**E
Bien empacado y se siente de buena calidad. Además numeración exactamente como se describe.
Excelente
M**R
Did it's job
Did it's job with no issues
A**S
Compatible with Alienware 17 r5
I have tried multiple CMOS batteries from multiple makers that claim are compatible with the AW17 r5 however none are anywhere near long enough for the proper placement on the motherboard. This one worked perfectly. To the manufacturer. Add compatibility to this list for the Dell Alienware 17 r5 laptops to this and drop it from your other listing it's a waste of time. Other than that works as it should. Thank you.
W**Y
Multi-purchases from Rome Tech - very satisfied.
This is my 2nd purchase of Rome Tech CMOS batteries for my laptop. Rome Tech has just about every battery type you'll need. The biggest and most important part is making sure you get the right battery first. Rome Tech asks you for your laptop make and model and they will match you with the correct battery. If you're pretty good at working with small screws and taking apart laptop cases, then you'll save a lot of money by doing this yourself.
A**D
Good fit for Dell 7280 laptop.
Got this to replace the cmos battery in my Dell 7280 laptop. It seemed silly to me to not just use a normal coin cell battery, but this was far easier than trying to remove the wiring from the OG battery and trying to solder everything back together. Installation was just as easy as the removal.
D**T
Annonce mensongère
Ce que j'ai reçu est une pile quelconque dans un sachet plastique sans même du scotch double face.
P**D
No era la indicada pero me funciono igual
Pues pense que estas pilas de la bios son todas iguales asi que pedi la mas barata y cuando llego no era ni el mismo tamaño ni el mismo voltaje ni el mismo puerto. Asi que corte y empalme la pila nueva con el puerto antiguo, encendi el ordenador y funciono!. Llevo varios meses y el ordenador no se ha estropeado ni nada. Esto lo digo a modo informativo, la responsabilidad de hacer tales experimentos es vuestra, no me hago responsable de lo que pueda pasar. Aislar bien los cables empalmados para evitar cortos, probarlo primero en algun ordenador viejo o incluso abortar la operacion si no se tiene claro lo que se hace es bastante recomendable. Si teneis miedo de dañar vuestro ordenador lo prudente es pedir la pila especifica.
M**H
Misleading info
Generic battery that you can get 10 pieces for almost the same price. No markings or anything apart from CE sticker. It works, but I’m not sure how long it will last though. Don’t bother ordering this. Better get a 10-pack. At least you will have some spares when it dies.
C**N
Perfecto
Funciona perfectamente en mi Dell Latitude D630.
D**O
Algo de dificultad para instalar
La pila funciona perfectamente, pero tuve dificultades para instalarla, la clavija blanca no estaba bien , parecía algo más grande de lo que debería, tuve que rascarla un poquito con un bisturí que uso para hacer maquetas para poder encajarla. La puese en un Lenovo Thinkpad L390
Trustpilot
4 days ago
2 weeks ago