They just show ( best before ) on the package. There is no date of manufacture. They usually last five years though. I always pull out the stem on my watches when I don’t use them for awhile to save the battery.

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Renata 399 SR927W Batteries - 1.55V Silver Oxide 399 Watch Battery (2 Count)

Renata 399 SR927W Batteries - 1.55V Silver Oxide 399 Watch Battery (2 Count)

Product ID: 426137899

Details

Battery Capacity
53 Milliamp
Battery Cell Composition
Silver Oxide
Brand
Renata
Number of Batteries
2 Product
Recommended Uses For Product
Calculators

⚡1.55V Nominal Voltage

🔋53mAh High Capacity

🛡️Superior Leakage Resistance

7065CFA

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Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔋 Stay powered, stay ahead — never miss a moment with Renata!

POWER THAT LASTS - Reliable 1.55V output ensures your devices stay energized longer.
LOW SELF DISCHARGE - Maintains capacity during storage so it’s ready when you are.
LEAK PROOF CONFIDENCE - Advanced silver oxide chemistry offers superior leakage resistance.
VERSATILE COMPATIBILITY - Perfect for watches, cameras, calculators, car remotes, and more.
SWISS PRECISION PERFORMANCE - Consistent, high-quality power from a trusted Swiss brand.

Renata 399 SR927W Silver Oxide batteries deliver a stable 1.55V and 53mAh capacity with superior leakage resistance. Trusted for precision and longevity, these Swiss-made batteries power a wide range of devices including watches, cameras, and car remotes, maintaining high capacity even after storage.

Specifications

ASIN	B09VVNG6SL
Antenna Location	Calculators,Camera,Car Security Alarm,Keyless Car Remotes,Watch,Watches
Battery Capacity	53 Milliamp Hours
Battery Cell Composition	Silver Oxide
Battery Cell Type	Silver Oxide
Best Sellers Rank	#25,958 in Health & Household ( See Top 100 in Health & Household ) #168 in Coin & Button Cell Batteries
Brand	Renata
Built-In Media	Battery
Customer Reviews	4.6 out of 5 stars 2,342 Reviews
Item Weight	9 Grams
Manufacturer	Renata Batteries
Number of Batteries	2 Product Specific batteries required. (included)
Recommended Uses For Product	Calculators,Camera,Car Security Alarm,Keyless Car Remotes,Watch,Watches
Reusability	Single Use
UPC	040048065517
Unit Count	2.0 Count
Voltage	1.55 Volts

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

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The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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7065CFA

Duties & taxes included

In stock

Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Senegal.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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