Brand | Cotchear |
---|---|
Manufacturer | Cotchear |
Model Name | 27A |
Compatible Devices | Watch, Remote, Toy, Torch |
Voltage | 12 Volts |
Batteries included | Yes |
Batteries Required | Yes |
Battery Cell Composition | Alkaline |
Manufacturer | Cotchear |
Parcel Dimensions | 17.5 x 5.3 x 1.1 cm; 30 g |
ASIN | B07S6PHJ2Z |
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Ships from: 鶹 Sold by: Cotchear
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Cotchear 5Pcs 12V 27A Alkaline Battery 27A 12 Volt Batteries 27A 12V 21/23 E23A Alkaline Batteries
Purchase options and add-ons
Number of batteries | 1 LR44 batteries required. (included) |
Brand | Cotchear |
Battery cell composition | Alkaline |
Recommended uses for product | Camera, Clock |
Unit count | 5 Count |
About this item
- ▶ Battery life: from 1 to 2 years at room temperature.
- ▶ Quality certification: SGS, ROHS. There is no Hg and Cd in the battery
- ▶ May also be known as: g27A / MN27 / MS27 / GP27A / A27 / L828 / V27GA / CA22 / EL812 / EL-812 / CA22 / B-1 / SNN4176A / ALK27A / A27BP / K27A / V27GA / VA27GA / VR27 / MS27 / r27A
- ▶ Attention: Please keep batteries in dry and cool place; Do not recharge or dispose off in fire; Insert the battery in right direction and avoid short-circuit.
- ▶ Suitable for: garage door openers, car remote control, key ring, wireless doorbells, ceiling fans, GPS tracker, home alarm system, security device, lighter, LED flashlight, toy, watch, razor, electronic dictionary, computer motherboard and more.
Frequently bought together

Product information
Technical Details
Additional Information
Batteries | 1 LR44 batteries required. (included) |
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Date First Available | June 29 2019 |
Customer Reviews |
4.3 out of 5 stars |
鶹 Rank |
|
Feedback
Compare with similar items
This Item ![]() Cotchear 5Pcs 12V 27A Alkaline Battery 27A 12 Volt Batteries 27A 12V 21/23 E23A Alkaline Batteries | Recommendations | |||||
Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | |
Price | $6.99$6.99 | $5.59$5.59 | -14%$5.99$5.99 Was: $6.99 | $7.99$7.99 | $4.70$4.70 | $6.99$6.99 |
Delivery | Get it by Monday, Jun 23 | Get it by Monday, Jun 23 | Get it by Monday, Jun 23 | Get it by Monday, Jun 23 | Get it by Monday, Jun 23 | Get it by Monday, Jun 23 |
Customer ratings | ||||||
Sold by | Cotchear | FWADEIR | HoootCell | Eastar Energy | DREAM FIELD Z | PKCELL |
battery quantity | 1 lr44, 1 12v, 5 nonstandard battery | — | 5 12v | 6 12v | 1 a, 1 aa, 1 12v, 1 product specific | — |
voltage | 12 volts | 12 volts | 12 volts | 12 volts | 12 volts | 12 volts |
re-usability | Single Use | Single Use | Single Use | Single Use | Single Use | Single Use |
Product Description


Leak-proof Technology is Upgraded Again
Stainless Steel Anti-corrosion Shell, Adding Insulating Anti-leakage Film, Effectively Reducing the Damage to Components Caused by Liquid Leakage Inside the Battery

Safe Structure, Stable Discharge
The built-in spring sheet can effectively prevent the battery cell from being damaged when the battery is sealed, and ensure the good contact of the battery cell and stabilize the output current.

High Quality Stainless Steel Shell, More Secure and Durable
Using anti-corrosion stainless steel, the steel surface is hard and not easy to be damaged; anti-corrosion, anti-deformation, anti-explosion and anti-leakage, providing a longer service life

Features of Alkaline Batteries
Capacity
Manganese dioxide used as cathode has high purity and density, and the internal parts are smaller in volume, which helps to increase capacity, which is 3 to 5 times more capacity than carbon batteries
Electric Current
Alkaline batteries have larger capacity can output larger current because the electrode area is increased, and there are more substances that can produce chemical reactions at the same time.
Durability
Alkaline batteries have extremely high depolarization efficiency, so they can continuously supply large currents, while carbon-zinc batteries must be used intermittently. Alkaline batteries still maintain an output capacity of nearly 1.5V after a period of use
Advantages of Alkaline Batteries
- More Durable
- Long Storage Life
- The Shell is Not Easy to Corrode
- Large Current, Suitable for High-power Electrical Appliances
- High Cost-effective
Mercury Free and Pollution-free
No added mercury or other harmful substances, healthy and environm entally friendly.
Keep away from fire
- Do not throw the battery in ti fire, do not recharge
- Keep the battery in a dark, cool and dry place.
- Do not use different kinds of cell together.
- Insert the battery in the right direction and avoid short-circuit.
Keep away from children
This is not a toy for child, If swallowed, it will cause child suffocation and other parts of the body to be injured, so please keep the battery in a place where the child cannot get it.
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Customer Reviews |
4.6 out of 5 stars 460
|
4.4 out of 5 stars 874
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4.0 out of 5 stars 42
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4.2 out of 5 stars 160
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Model | 23A | 4LR44 | 23A | 27A | AA | AAA |
Voltage | 12V | 6V | 12V | 12V | 1.2V | 1.2V |
Chemistry | Alkaline | Alkaline | Alkaline | Alkaline | Ni-Cd | Ni-MH |
Brands in this category on 鶹
Customer reviews
Reviews with images

Batteries are at 10V instead of 12V
Top reviews from Canada
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- Reviewed in Canada on May 24, 2025Verified Purchaseok.
- Reviewed in Canada on July 5, 2024Verified PurchaseArrived fast, product looks good, Only use and time will tell how good the batteries are. So far so good.
- Reviewed in Canada on September 18, 2023Verified PurchaseWorks as advertised.
- Reviewed in Canada on September 1, 2024Verified PurchaseFast delivery batteries were exactly what I wanted
- Reviewed in Canada on May 27, 2024Verified PurchaseBought these for our garage door opener. Works great. Not sure how long it lasts but will update upon it dying.
- Reviewed in Canada on July 4, 2024Verified PurchaseGood value
- Reviewed in Canada on June 4, 2025Verified Purchasehalf of the pack of these batteries, dated BB 2028, went dead after only 1 day! do not recommend.
- Reviewed in Canada on April 6, 2024Verified PurchaseGood product
Top reviews from other countries
-
IVELISSEReviewed in the United States on May 1, 2025
5.0 out of 5 stars Excelente producto
Verified PurchaseMuy bueno..funciono muy bien
- Rev. David A. SmithReviewed in the United States on January 21, 2025
4.0 out of 5 stars So far, so good
Verified PurchaseThey are the right battery for the job. And at a low price.
I took off one star, because I don't know how long they will last. I've had experiences with other unknown-brand-name batteries not lasting as long as the brand name.