BlockBlueLight

BlockBlueLight Sweet Dreams Sleep Light Bulb

Promising research
£19.95at blockbluelight.co.uk

Best for: Living room and hallway lamps in the evening, where red light feels too dim

Price checked

Buy now at blockbluelight.co.uk
  • Amber 1800K, peak 585nm
  • Brand reports 0% output from 380 to 500nm

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Amber 1800K, peak 585nm

Power
7W
Dimmable
No
Fittings
E27 screw, B22 bayonet

Where we checked it: blockbluelight.co.uk ›

Why we picked it

An amber (1800K) bulb bright enough to replace a 60W bulb, which the brand says emits no light between 380 and 500nm. It is a gentler swap for whole-room evening lighting than a deep red bulb.

Best for

Living room and hallway lamps in the evening, where red light feels too dim

Not for

Bedside use right before sleep if you want the lowest possible blue and green light

The details that matter.

  • • Amber 1800K, peak 585nm
  • • Brand reports 0% output from 380 to 500nm
  • • E27 or B22, 7W, 700lm
  • • Not dimmable

Specifications

Power
7W
Dimmable
No
Fittings
E27 screw, B22 bayonet
Brightness
700lm (60W equivalent)
Blocked range
380 to 500nm (brand claim)
Certification
CE, RoHS, SAA, RCM (as stated)
Peak wavelength
585nm
Colour temperature
1800K

Certifications

How strong is the research? What our grades mean ›
Strong research
Independent certification or lab data for the specific claim.
Promising research
The material is well supported, but there is no product-level testing.
Early research
Little independent research.
Mixed research
Research findings disagree.
£
Under £20
££
£20 to £79
£££
£80+

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Sources

  1. blockbluelight.co.uk
  2. pubmed.ncbi.nlm.nih.gov