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- Renata 394 Button Cell watch battery
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Artigo n.º:
178108
Renata 394 Button Cell watch battery
Artigo n.º:
178108
STD 216195
Detalhes do Preço
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from EUA
Em stock
Importado da loja USA
Qtd.:
Encomende já e receba por volta de Quarta-feira, Agosto 26
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Os nossos principais Parceiros Logísticos
Renata #394 button cell battery is the perfect choice for your fragile timepiece or electronic device.
Fast
Shipping
Devolução
gratuita*
Embalagem Segura
Produtos 100% Originais
Certificação PCI DSS
Certificação ISO 27001
Note: Step Down Voltage Transformer required for using electronics products of EUA store (110-120). Recommended power converters COMPRAR AGORA.
O que se Destaca
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.
Detalhes do produto
- 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 |
Bens perigosos
Para evitar o atraso no processo de desalfandegamento de Mercadorias Perigosas, a remessa deverá ser aberta no nosso armazém para verificar a gravidade dos componentes perigosos. Please see the list of Mercadorias perigosas aqui.
Quem Deverá Comprar?
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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.
DESCRIÇÃO DO PRODUTO
Tem alguma Dúvida? Converse connosco
Perguntas e respostas do cliente
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Pergunta:
What devices are compatible with the Renata 394 Button Cell watch battery?
Resposta: 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. -
Pergunta:
How long does the Renata 394 Button Cell watch battery typically last?
Resposta: 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. -
Pergunta:
What is the voltage of a Renata 394 Button Cell watch battery?
Resposta: 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. -
Pergunta:
How can I safely dispose of a used Renata 394 Button Cell watch battery?
Resposta: 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. -
Pergunta:
Can I use Renata 394 Button Cell batteries in high-drain devices?
Resposta: 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. -
Pergunta:
What should I do if my Renata 394 Button Cell watch battery is leaking?
Resposta: 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. -
Pergunta:
What is the difference between a Renata 394 Button Cell and other similar batteries?
Resposta: 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. -
Pergunta:
How do I know when to replace my Renata 394 Button Cell watch battery?
Resposta: 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. -
Pergunta:
Can I use Renata 394 Button Cell batteries for cameras?
Resposta: 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. -
Pergunta:
Where can I buy Renata 394 Button Cell watch battery in São Tomé and Príncipe?
Resposta: You can buy the Renata 394 Button Cell watch battery in São Tomé and Príncipe 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
The Renata 394 Button Cell watch battery has received positive feedback from customers. Users have reported that the battery is durable and has worked well in their watches without any issues. One customer mentioned that the battery lasted for 18 months so far. Another customer mentioned that this battery is identical to the one that came with their watch, and they preferred using the original battery that worked for years. However, there was one customer review that stated the battery arrived dead, indicating a potential issue with the quality control. Overall, customers seem satisfied with the product, mentioning reasonable shipping time and good condition upon receipt. Despite one negative review, most customers recommend this battery.
Avaliações e Classificações dos Clientes
570 classificações de clientes
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5 Estrela
79%
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4 Estrela
9%
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3 Estrela
2%
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2 Estrela
2%
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1 Estrela
8%
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Prós
- Durable and long-lasting
- Works well in watches
- Reasonable price
- Good condition upon receipt
CONFIANÇA NA PLATAFORMA E SEGURANÇA DO COMPRADOR
MA
Mohammad
Comprador verificado
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Comprador verificado
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Comprador verificado
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Comprador verificado
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Comprador verificado
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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- Limitações: para produtos expedidos internacionalmente, tenha em atenção que qualquer garantia do fabricante pode não ser válida; opções de serviço do fabricante podem não estar disponíveis; manuais de produtos, instruções e avisos de segurança podem não estar nas línguas do país de destino; os produtos (e materiais que o acompanham) pode não ter sido concebido em conformidade com as normas, especificações e requisitos de rotulagem do país de destino; e os produtos podem não estar em conformidade com a voltagem e outras normas elétricas do país de destino (requerendo assim o uso de um adaptador ou conversor caso seja apropriado). O destinatário é responsável por garantir que o produto pode ser legalmente importado para o país de destino. Quando encomenda à Ubuy ou aos seus afiliados, o destinatário é o importador de registo e deve estar em conformidade com todas as leis e regulamentos do país de destino.
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STD 216195
Encomende já e receba por volta de Quarta-feira, Agosto 26
Este artigo não está restrito no meu país. (Clique no link acima se este artigo não estiver restrito no seu país, para que a nossa equipa o analise e permita.)
Qtd.:
Transação segura
Em conformidade com a norma PCI DSS e com certificação ISO 27001:2022, com pagamentos encriptados e proteção total do comprador em todas as encomendas.
Os nossos principais Parceiros Logísticos
Entrega internacional mais rápida
Recursos e benefícios
- 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
Ubuy Assurance
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.