# "I detected stains. I'm heading back out to aggressively attack them." — I just tested a robot vacuum that issues this ominous warning to stains detected by its UV lights

> TechRadar Verdict While impressively powerful and pretty well-specced, Shark’s PowerDetect UV Reveal can be a little… well, stupid.

- **Source:** [TechRadar](https://www.techradar.com/home/robot-vacuums/sharks-powerdetect-uv-reveal-has-a-lot-of-potential-but-right-now-its-the-equivalent-of-a-power-washer-in-the-hands-of-a-caveman?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6a3aaa73f1ae8b0770c5b50d)
- **Published:** 2026-06-23
- **Category:** Smart Home
- **Tags:** #battery #robotics #stains #detected #issues #vacuum #aggressively #attack
- **Canonical:** http://localhost:4321/a/6a3aaa73f1ae8b0770c5b50d

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_GearOpen's distilled summary. The full original article is published at TechRadar (source link above); GearOpen does not republish the source's full text._