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- Renata 394 Button Cell watch battery
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Nº de artículo:
178108
Renata 394 Button Cell watch battery
89% of respondents would recommend this to a friend
Nº de artículo:
178108
CRC 4925
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from Estados Unidos
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Importado de la tienda USA
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Renata #394 button cell battery is the perfect choice for your fragile timepiece or electronic device.
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What Stands Out
Reliable Performance
Renata 394 batteries offer consistent power output, ensuring your watch runs accurately over time, enhancing both functionality and user experience.
Wide Compatibility
Compatible with various brands and models, the Renata 394 is an ideal choice for diverse timepieces, simplifying the replacement process for users.
Long Shelf Life
These batteries are designed for longevity, providing an extended shelf life that ensures readiness whenever replacement is needed, giving users peace of mind.
Detalles de producto
- Renata 394 (SR936W) watch batteries
- Commonly required for Swatch, Fossil, Timex, and Casio watches
- Backed by over 50 years of Swiss watch battery expertise
- High quality silver-oxide cells
- ISO 9001 and ISO 14001 certified
- 100% mercury-free with leak-proof sealing technology
| Number of Batteries | 1 Product Specific batteries required. |
| Brand | Renata |
| Model Number | 394 |
| Model Name | Watch battery |
| Manufacturer | Renata |
| Battery Cell Type | Silver Oxide |
| Battery Capacity | 840 milliamp_hours |
| Voltage | 1.55 volts |
| Reusability | Single Use |
| Unit Count | 1 Count |
| Battery Weight | 29 g |
| Item Weight | 0.27 g |
| Antenna Location | Watch |
| Battery Cell Composition | Silver Oxide |
| Recommended Uses For Product | Watch |
Mercancías peligrosas
Para evitar demoras en el proceso de despacho aduanero de mercancías peligrosas, el envío se abrirá en nuestras instalaciones de depósito para verificar la gravedad de los componentes peligrosos. Please see the list of Dangerous goods here.
Who Should Buy?
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Watch Enthusiasts
Ideal for watch lovers needing reliable replacements for various brands of wristwatches and pocket watches.
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Everyday Users
Perfect for daily use in watches, ensuring longevity and dependable timekeeping for regular wearers.
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Budget Shoppers
Offers an affordable solution without compromising on quality, making it suitable for cost-conscious consumers.
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High-Drain Devices
Not suitable for high-power devices or gadgets that require stronger power sources for efficient operation.
DESCRIPCIÓN DEL PRODUCTO
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Preguntas y respuestas de los clientes
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Pregunta:
What devices are compatible with the Renata 394 Button Cell watch battery?
Respuesta: The Renata 394 Button Cell watch battery is compatible with a variety of devices including wristwatches, calculators, toys, and medical devices. This versatility makes it a suitable choice for both everyday timepieces and specialized equipment. However, it's essential to check your device specifications to confirm compatibility. For instance, if you're replacing a battery in a watch, refer to the manufacturer's details for correct battery type. -
Pregunta:
How long does the Renata 394 Button Cell watch battery typically last?
Respuesta: The Renata 394 Button Cell watch battery typically lasts anywhere from 2 to 3 years, depending on the energy demands of the device it's powering. Watches with features like backlighting or alarms may drain the battery faster. Understanding your device's power consumption can help gauge battery life. For example, a basic analog watch may run longer than a digital model with multiple functionalities. -
Pregunta:
What is the voltage of a Renata 394 Button Cell watch battery?
Respuesta: The Renata 394 Button Cell watch battery has a nominal voltage of 1.55 volts. This voltage is standard for silver oxide batteries, making it a reliable source of power for many electronic devices. A stable voltage ensures consistent performance, especially for precision instruments like watches. If you're replacing an older battery, it's crucial to match this voltage to avoid device malfunctions. -
Pregunta:
How can I safely dispose of a used Renata 394 Button Cell watch battery?
Respuesta: To safely dispose of a used Renata 394 Button Cell watch battery, take it to a designated battery recycling facility or a local electronics retailer that offers battery disposal services. Proper disposal protects the environment from hazardous materials found in batteries. For instance, many retailers have special bins for recycling batteries, making it convenient and responsible for users to dispose of their batteries correctly. -
Pregunta:
Can I use Renata 394 Button Cell batteries in high-drain devices?
Respuesta: While Renata 394 Button Cell batteries are primarily designed for low-drain devices, they may also serve in moderate high-drain applications for a limited time. However, for demanding devices such as advanced medical equipment or high-tech watches, it's advisable to choose batteries specifically rated for higher power requirements. This ensures optimal performance and reduces the risk of rapid depletion. -
Pregunta:
What should I do if my Renata 394 Button Cell watch battery is leaking?
Respuesta: If your Renata 394 Button Cell watch battery is leaking, immediately remove it from the device and handle it with caution to prevent any contact with the leaked material. Dispose of the battery properly at a recycling facility. Additionally, inspect your device for any damage caused by the leak before placing a new battery. This proactive approach can help maintain your device’s functionality. -
Pregunta:
What is the difference between a Renata 394 Button Cell and other similar batteries?
Respuesta: The Renata 394 Button Cell differs from other similar batteries primarily in its chemistry and design. It utilizes silver oxide technology, which provides a stable voltage and longer shelf life compared to alkaline batteries. This makes it particularly suited for precision devices like watches. Understanding these differences can help you choose the right battery for your specific needs, ensuring optimal functionality. -
Pregunta:
How do I know when to replace my Renata 394 Button Cell watch battery?
Respuesta: Signs that indicate it's time to replace your Renata 394 Button Cell watch battery include your watch losing time, the backlight dimming, or the device not powering on at all. If you notice significant performance issues, it's usually a good indicator that a replacement is necessary. Regularly checking the performance not only enhances the user experience but also ensures your watch remains reliable. -
Pregunta:
Can I use Renata 394 Button Cell batteries for cameras?
Respuesta: While the Renata 394 Button Cell battery is primarily designed for watches and small electronic devices, it is generally not recommended for cameras. Cameras require batteries that can provide higher power output and quick bursts of energy for functioning optimally. For camera applications, consider using batteries specifically designed for your camera model to ensure performance and longevity. -
Pregunta:
Where can I buy Renata 394 Button Cell watch battery in Costa Rica?
Respuesta: You can buy the Renata 394 Button Cell watch battery in Costa Rica through Ubuy. They offer a wide selection of batteries along with detailed product descriptions and customer reviews to help you make an informed choice. Shopping on Ubuy provides a convenient option to get your battery delivered directly to your home, ensuring you have the power supply you need for your devices.
Nutritionist's Take
As a nutritionist, it's important to clarify that the Renata 394 Button Cell watch battery is not a food product and does not provide any nutritional benefits. This battery is designed for powering small electronic devices, like watches, and contains various metals, including lithium. There are no health claims associated with it, nor is it suitable for any dietary needs as it is not meant for consumption. Potential drawbacks include the environmental impact of battery disposal and the hazards associated with battery components if ingested. Therefore, consumers should recognize that while it is essential for the functioning of electronic devices, the Renata 394 does not contribute to health or nutrition and should be used strictly for its intended purpose.
Renata Coin & Button Cell 394 Editorial Review
Renata 394 Button Cell watch battery is designed for reliable performance in your beloved timepieces. With a capacity of 840 milliamp-hours and a voltage of 1.55 volts, it delivers the energy needed to power your watch effectively. Users have praised its ease of installation and compatibility with various models, such as those from Omega and Swatch, making it a fantastic choice for DIY watch repair enthusiasts. Many appreciate the battery's long-lasting power, with some reporting successful use for over two years. However, there are occasional reports of receiving a dead battery, which should be noted before purchasing.
Customer Reviews & Ratings
578 valoraciones de los clientes
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5 estrella
79%
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4 estrella
9%
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3 estrella
3%
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2 estrella
1%
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1 estrella
8%
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ventajas
- Easy to install into various watch models
- Long-lasting performance for daily wear
- Cost-effective alternative to professional services
- Compatible with popular brands like Omega
- Single-use battery specifically for watches
Contras
- Some users reported receiving a dead battery occasionally
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Información importante
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CRC 4925
Haz tu pedido ahora y recíbelo por ahí Jueves, Septiembre 24
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Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
características y beneficios
- High-quality watch battery for Swatch, Casio, Timex, Rolex, and other brands
- Optimized volume/capacity ratio for long-lasting performance
- Dimensional precision and stability
- Specifically designed for delicate timepieces and electronic devices
- Renata is a trusted brand with extensive knowledge of watch batteries
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Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.