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About the scoresThe scores are calculated mechanically by applying the criteria table at the end of the page to figures published on the manufacturers' official pages and manuals (and on retail or comparison pages where an official figure was not available). We call it the "Spec Score".
Spec Score #4Clamp-mounted (USB-powered)
Best if you want to try one cheaply first
2.90★★★☆☆Spec Score (out of 5)
See on Amazon¥2,039See on Rakuten¥2,399Price as of 2026-09-02 · affiliate link · Opens the shop's site
We could not find a spec page for this product on the Lepro official site, so the figures come from the Amazon retail page (the model number follows the Rakuten page used for our link, pr310005-dww).
Score Breakdown
Specs
| Mounting | Clamp (fits desktops up to 5 cm thick) |
|---|---|
| Brightness | Up to 460 lumens |
| Color temperature | 3 settings: warm, white, daylight |
| Brightness control | 10 levels (remembers the last mode and brightness) |
| Color rendering | Ra80 or higher |
| Power consumption | 5 W |
| Power | USB-powered. No power adapter included (needs a 5V/1A USB-A adapter) |
| USB cable length | 1.5 m |
| Weight | 0.4 kg |
| Dimensions | 47 deep × 14 wide × 50 high cm (as listed on the retail page) |
🙂 Good points
- Low power draw of 5 W
- Up to 460 lm, 3 color temperatures and 10 brightness levels
- Light, at about 0.4 kg
🙁 Things to note
- No power adapter included (you need a separate 5V/1A USB-A adapter)
- Only 3 color temperatures (warm, white, daylight)
Sources
Amazon [retail page]
Scores are calculated only from specs published on official and retail pages.