# WIN660: specs and price

**Price (US):** $275.84 at dresslily.com (Last list price on DressLily (marked 'Sold Out' as of Aug 2026); launched 2018 at roughly GBP220 (~$280); GearBest, the original primary retailer, has ceased operating (domain no longer resolves) — treat as a discontinued/limited-availability legacy budget model), as of 2026-08-01. A sourced, dated price of record — other retailers (incl. Amazon) may be lower. Among the 6 robot window cleaners we track it is #2 cheapest of 6; category median $349.
**Brand:** Alfawise
**Released:** 2018
**Deskmark:** Bronze Deskmark — pay-blind category standing 18/100, #11 of 12 in class (independent, computed from sourced data, never for sale).

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | $275.84 |
| Brand | Alfawise |
| Released | 2018 |
| Suction power (Pa) | 2800 |
| Cleaning speed mode | ~2.5 min/m^2 |
| Battery backup min | 25 |
| Spray system | — |
| Path planning | 4 edge-sensing sensors for frame/frameless windows; Z and N cleaning patterns |
| Noise level (dB) | 65 |
| Safety tether | 150kgf-rated safety rope |
| Edge detection | 4 edge-sensing sensors, works on frameless windows |
| Weight (lb) | — |

## Where it stands

At $276, the WIN660 is #2 cheapest of the 6 robot window cleaners we track, where the median is $349. On the spec sheet, its battery backup min of 25 is above the median of the 12, its suction power of 2800 Pa is at the median of the 7, and its noise level of 65 dB is at the median of the 10.

## Frequently asked questions

**How much does the WIN660 cost?**

The WIN660 has a US price of $275.84 (Last list price on DressLily (marked 'Sold Out' as of Aug 2026); launched 2018 at roughly GBP220 (~$280); GearBest, the original primary retailer, has ceased operating (domain no longer resolves) — treat as a discontinued/limited-availability legacy budget model), as of 2026-08-01.

**How does the WIN660 compare on price?**

At $276, the WIN660 is #2 cheapest of the 6 robot window cleaners we track, where the median is $349.

**When was the WIN660 released?**

The WIN660 was released 2018.

**What are the WIN660's key specs?**

WIN660 (Alfawise): suction power pa 2800, cleaning speed mode ~2.5 min/m^2, battery backup min 25, path planning 4 edge-sensing sensors for frame/frameless windows; Z and N cleaning patterns, noise level db 65. Full sourced spec sheet verified 2026-08-01.

Source: https://www.dresslily.com/alfawise-win660-robotic-window-cleaner-product2492527.html (dresslily.com, accessed 2026-08-01)
Corroboration: https://www.trustedreviews.com/reviews/alfawise-win660-robotic-window-cleaner (accessed 2026-08-01)
Canonical: https://frontdeskreview.com/product/robot-window-cleaners/alfawise-win660/
Cite: Per The Front Desk Review, the WIN660 price of record was $275.84 as of 2026-08-01 — https://frontdeskreview.com/product/robot-window-cleaners/alfawise-win660/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl