E340 Battery Compatible with eufy Video Doorbell E340

Price: $22.94 - $21.59
(as of Oct 13, 2026 08:49:21 UTC – Details)

Product description

Standard Compatibility

Spare battery compatible for eufy Security Video Doorbell E340

Rechargeable Lithium ion

3.7V 7000mAh /25.9Wh

USB C Charging Input

The battery can powered with the same cable you use for other devices.

Input: 5V /2A

Red-Charging / Green-Fully Charged

Multiple Protection

Please charge the battery fully before use.

Keep the battery in dry and clean place.

Package Content

1 X E340 Battery Pack

1 X Pin

1 X USB to USB C Cable

REACELL E340 Battery

New 2-pack available

3.7V

Voltage

3.7V

7000mAh

Capacity

7000mAh

1 *E340 Battery Pack

Quantity

2*E340 Battery Pack

3.7V

Voltage

3.7V

7000mAh

Capacity

7000mAh

1 *E340 Battery Pack

Quantity

2*E340 Battery Pack

REACELL 2 x E340 Battery

REACELL 2 x E340 Battery

Replacement for eufy Doorbell Battery: Battery Type: rechargeable lithium ion, Voltage: 3.7V, Capacity: 7000mAh, Charge Method: Type C input. Fully compatible for eufy Security Video Doorbell E340
Standard Compatibility: This E340 battery is fully compatible with eufy e340 battery. Upgraded 7000mAh large capacity, provide longer running time
Easy to Charge: Design with USB C input, you can charge the battery with 5V devices such as wall charger, power bank, computer and more. LED indicator shows charging status: Red-charging, Green-fully charged
Simply Installation: Removal pin included in package, convenient to open the doorbell, release and insert the battery
Safe Battery: With built-in multiple-circuit protection, protect the battery from overcharging, overheating, and short-circuiting, ensure longer use of the battery and doorbell
Customers find the battery lasts as long as the original Eufy model and works well, with one customer noting it charges without issues. They consider it good value for money. The port cover receives negative feedback, with multiple customers mentioning its absence.