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Item #:
222684314
Battery for Eufy Video Doorbell E340: Extra Rechargeable Battery Pack for Eufy Security Video Doorbell Camera E340 C31 Model T8743 HB-E340 with USB-C
Item #:
222684314
USD 36
Price Details
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*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Sunday, August 16
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Features a powerful lithium-ion battery for extended runtime, ensuring your doorbell operates longer between charges.
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What Stands Out
Extended Battery Life
The extra rechargeable battery pack provides enhanced longevity for your Eufy Video Doorbell, ensuring uninterrupted security coverage without frequent recharges.
USB-C Charging
Equipped with USB-C, this battery pack enables fast and convenient charging, allowing users to quickly recharge and maintain their video doorbell's functionality.
Compatibility Assurance
Specifically designed for Eufy Video Doorbell E340, this battery pack guarantees seamless integration and optimal performance, enhancing your security setup without compatibility issues.
Product Details
| Number of Batteries | 1 C batteries required. (included) |
| Brand | ROYEUEU |
| Model Number | HB-E340 |
| Model Name | Battery for Eufy E340 C31 |
| Manufacturer | Dongguan Hongbo New Energy Technology Co. |
| Built-In Media | Instruction Manual x 1, Rechargeable Battery x 1, Tools x 1, Type-C Data Cable x 1 |
| Battery Cell Type | Lithium Ion |
| Battery Capacity | 7000 Milliamp Hours |
| Voltage | 3.7 Volts |
| Reusability | Rechargeable |
| Amperage | 7000 Milliamps |
| Compatible Phone Models | Designed for Eufy Security Video Doorbell Camera E340 C31 |
| Unit Count | 1.0 Count |
| Battery Weight | 115 Grams |
| Item Dimensions | 3.04 x 1.58 x 0.85 inches (7.7 x 4 x 2.2 cm) |
| Item Weight | 115 Grams |
| Antenna Location | Doorbell |
| Battery Cell Composition | Lithium Ion |
| Recommended Uses For Product | Doorbell |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
-
Frequent Users
Users regularly monitoring their doorstep will appreciate the convenience of an additional rechargeable battery pack.
-
Tech-Savvy Individuals
Individuals familiar with USB-C and smart devices will find this battery easy and convenient to use.
-
Large Homes
Homeowners with larger properties can benefit from extra battery life to maintain doorbell functionality.
-
Occasional Users
Users who seldom check their doorbell may not need an extra battery pack for infrequent use.
Product Description
Battery for Eufy Video Doorbell E340: Extra Rechargeable Battery Pack for Eufy Security Video Doorbell Camera E340 C31 Model T8743 HB-E340 with USB-C
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Is this battery compatible with other doorbell models?
Answer: No, it is specifically designed for the Eufy E340 C31 doorbell. -
Question:
How do I recharge the battery?
Answer: You can recharge it using any 5V device, like a wall charger or power bank, with the included Type-C cable. -
Question:
What safety features are included?
Answer: The battery has built-in safeguards against overheating, overcharging, overcurrent, overvoltage, and short circuits.
ROYEUEU Video Doorbells HB-E340 Editorial Review
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Pros
- Easy to install and use
- Long-lasting battery life
- Compatible with Eufy doorbell
- Fast USB-C charging
- Reliable performance
Cons
- A bit heavier than expected.
Platform Trust & Buyer Confidence
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Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“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
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23-Jul-26 · via Trustpilot
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“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
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23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
USD 36
Order now and get it around Sunday, August 16
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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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
Features & Benefits
- Upgraded 7000mah high-capacity battery for longer operation.
- Perfect compatibility with Eufy E340 C31 doorbell camera.
- Flexible USB-C charging via any 5V device.
- LED status indicator for easy monitoring of charge level.
- Multi-layered safety protection against various electrical hazards.
- Includes an extra battery for seamless backup and easy swap during low power.
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