WirelessFinest 4000mAh Replacement Battery for Eufy RoboVac, Deebot & More

Refresh and restore your robot vacuum’s performance

Meet the WirelessFinest 4000mAh replacement battery, engineered to deliver extended runtimes and steady power for your smart cleaning companion. This isn’t just a swap for old hardware—it’s designed to feel like a natural extension of your vacuum’s daily routine, helping you move between rooms with less interruption and more consistent suction across floor types.

Compatibility at a glance

This battery is built to fit a wide range of models from popular brands. Whether you own a RoboVac 11, 11S, 12, 15C, 15T, 15C MAX, 30, 30C, or 35C, or a G30/G40, you’ll find compatibility together with standout names from Ecovacs, Tesvor, Goovi, and Amarey. To confirm, check your original battery’s connector type and model number before purchasing.

• WIDE COMPATIBILITY — Fits Eufy RoboVac 11, 11S, 12, 15C, 15T, 15C MAX, 30, 30C, 35C, G30, G40, and more.
• ALSO FITS Ecovacs Deebot N79, N79S, 500, DN622; Tesvor X500; Goovi D380/D382; Amarey A800.

Power you can feel in everyday use

With upgraded 4000mAh capacity, this battery supports longer cleaning sessions and helps maintain strong performance as you tackle dust, pet hair, and everyday debris. Expect a reliable power reserve that supports consistent cleaning action across the battery’s life.

• LONGER RUNTIME — Extended operation between charges for busy homes.
• STEADY PERFORMANCE — Maintains power output for dependable cleaning results.

Safety and reliability you can rely on

Crafted with high-quality lithium-ion cells, the pack includes protections against overcharge, overheating, short circuits, and overcurrent. These safeguards are designed to support safe daily use and lasting performance.

• SAFE AND PROTECTED — Built-in safeguards for peace of mind.
• RELIABLE COMPONENTS — Quality cells designed for daily operation.

Easy swap, quick setup

The replacement is a direct plug-in part with a matching connector. The package includes a screwdriver and a side brush to help you complete the swap quickly and with minimal hassle.

• EASY INSTALLATION — Quick connection with a 3-prong design (verify compatibility).
• INCLUDED TOOLS — Free screwdriver and brush to simplify the task.

What to check before you buy

Some models use different connectors, so make sure your vacuum’s original battery matches a 3-prong design. Confirm the connector type and model number to ensure a proper fit and reliable operation.

Real-world use ideas

Ideal for homes with pets, high-traffic floors, or multi-room cleaning schedules. This replacement helps maintain cleaning routines without frequent recharging, supporting daily upkeep and convenience.