Ecovacs WINBOT W2 PRO OMNI

Window-cleaning robot, made by EcovacsOn sale

A window-cleaning robot for flat glass, on panes from 30 x 40 cm up. It runs on battery or plugged in, holds on by suction with a safety rope, and sprays water itself. It was $499.99 on ecovacs.com when I checked.

WINBOT W2 PRO OMNI

$499.99

In stockecovacs.com

Maker’s own store

Checked Oct 30, 2026Price on the maker’s own US store, before tax. Coupon codes not applied.

First year

$499.99

Adding up: WINBOT W2 PRO OMNI, $499.99. No other required cost on the maker’s page when I checked.
Not in the total: With accessories, $538
1-year extended warranty, $59 (Nov 2, 2026)
2-year extended warranty, $89 (Nov 2, 2026)

Only costs the maker publishes, checked Oct 30, 2026. How I add it up

Visit the maker’s store Compare

The Ecovacs WINBOT W2 PRO OMNI window cleaning robot standing at an angle, white with a gray strap handle, a side panel marked WINBOT and a power cord

Image source: Ecovacs US store

Power: Battery or plug-inMaker says, Oct 30, 2026
Battery (maker): Up to 110 minMaker says, Oct 30, 2026
Frameless glass: YesMaker says, Oct 30, 2026
Smallest pane (maker): 30 x 40 cmMaker says, Oct 30, 2026
Station: YesMaker says, Oct 30, 2026

The maker states 13 of 14 specs. See the specs

Safety certifications: none found in a certifier’s database, none stated by the maker. See them

Specs

In the maker’s own words and units, with the day I checked each one. “Not stated” means the maker doesn’t say. How I check

How it works

Power: Battery or plug-in; Maker says, Oct 30, 2026
Battery: Up to 110 min; Maker says, Oct 30, 2026
Sprays water itself: Yes; Maker says, Oct 30, 2026
Edge detection: Yes; Maker says, Oct 30, 2026
Controls: App; Maker says, Oct 30, 2026
Station: Yes; Maker says, Oct 30, 2026

Where it works

Glass types: Framed and Frameless; Maker says, Oct 30, 2026
Frameless glass: Yes; Maker says, Oct 30, 2026
Smallest pane: 30 x 40 cm; Maker says, Oct 30, 2026
Glass limits: Spec table: Applicable Window Type 'all types of flat windows'; Applicable Frame Type 'with Frame & Frameless'; Min. Window Size 30*40 cm (11.81*15.75 in); Min. Glass Thickness 3 mm.; Maker says, Oct 30, 2026

Safety

Holds on without power: Over 30 min, the maker says; Maker says, Oct 30, 2026
Safety guidance: Product page: "Even if the power level is low, the WINBOT will remain attached to the window for over 30 minutes." "The safety rope is made from a three-layer, durable composite material with a strong tensile strength of up to 100KG"; "The station is also equipped with a 1m safety rope at the bottom of the station for added protection."
Category FAQ: "WINBOT robotic window cleaner can work on tinted or colored glass as long as the surface is smooth and free of decals or stickers, cracks, obstacles under 4 mm, or frames under 2 mm. The window should also not be too small, curved, or irregularly shaped, and it must be free of condensation or oil stains. Do not use the robot in extremely cold or hot conditions."; Maker says, Oct 30, 2026
Nothing else found: No FCC ID, UL or ETL found in the certifiers’ databases or on the maker’s page. CSA’s listing not searched yet.Maker’s page: Read on the maker’s US product page. Its manual gives “Model WG851-11”.
FCC ID: ECOVACS’ manual gives the model as WG851-11. No FCC record under Ecovacs’ grantee codes (2A64B, 2AZAT) has the product code WG851.
Searched the FCC’s database: Ecovacs grantee codes 2A64B and 2AZAT: WG851.
UL: UL Product iQ lists Ecovacs Robotics for power units and battery charging systems, not for a robot model.
Searched UL Product iQ for “Ecovacs”, “WG851”.
ETL: Intertek’s Directory of Building Products needs a bot check to run a search, so I read its list of 3,061 listed companies instead. Ecovacs isn’t on it.
CSA: The maker doesn’t state one. CSA’s listing isn’t searched yet: it opens on directories.csa-international.org, which my browser couldn’t load on Nov 2, 2026.; Checked Nov 2, 2026
Recalls: No recall found on cpsc.gov, checked Nov 2, 2026Searched cpsc.gov recalls for “Ecovacs”, “WINBOT”, “robotic”, “robot”.
Product safety warnings: none of CPSC’s 382 product safety warnings (Sep 7, 1977 to Oct 22, 2026) names this maker or model, searched for the same terms, checked Nov 3, 2026.; From cpsc.gov, Nov 2, 2026