Kiierr272 Premier Laser Cap

6.4
Usability6.5Social6.3

4th of 30 we've scored in Laser Hair Growth Caps & Helmets

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6.5
SVT SCORESRead review

272-laser cap, 30 minutes every other day; its 510(k), K181878, describes it. The Elite XL is the same cap in a larger size.

$1,199

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SKU: KIIERR-272-PREMIER Category: Brand:

Usability

Usability

Usability Score
The 272-Diode Cap On Kiierr's Own Clearance

The 272 Premier is Kiierr's 272-laser cap: 272 diodes at 650 nm, 1,360 mW in total by Kiierr's figure, run from a battery pack for pulsed 30-minute sessions every other day. Kiierr's own 510(k), K181878, describes a 272-diode cap at 650 nm on that schedule, so it scores 7 on verification; it does not describe the 302 or either DualWave cap. No measurement of its output has been published. At $1,199 it is $300 below the 272 DualWave, which runs 6-minute daily sessions, and the 272 Elite XL is the same cap sized for heads up to 24.5 inches at $1,599. Kiierr's Amazon listing for it reads 3.8 from 107 ratings, 56 percent five-star against 18 percent one-star, and its review tags say it runs small and slips when the wearer moves. The 7-month money-back guarantee keeps a 25 percent fee unless monthly photos are kept, and the warranty is 2 years.

PROS
  • 510(k) K181878 describes the 272-diode, 650 nm cap
  • 272 lasers at 650 nm, 1,360 mW total per Kiierr
  • Cordless, auto-off, worn under an ordinary ball cap
  • Elite XL version for heads up to 24.5 in
  • Ease of use tagged 20 times on Amazon, all positive
CONS
  • 30-minute sessions every other day
  • No output measurement published
  • Runs small and slips when moving, per Amazon tags and one review site
  • 2-year warranty
  • Guarantee refunds keep a 25 percent fee unless monthly photos are kept

The Kiierr 272 Premier is a laser cap with 272 diodes at 650 nm, which Kiierr rates at 1,360 mW in total, set in a rigid dome that is worn under the included ball cap with a stretch headband. Sessions are pulsed, 30 minutes every other day, from a portable battery pack with a wall charger, and the cap switches off on its own. Kiierr sizes it for heads up to 23.5 inches around. The 272 Elite XL ($1,599) is the same 272 diodes at 650 nm and 1,360 mW in a base sized for heads up to 24.5 inches. Both carry a 2-year warranty and Kiierr's 7-month money-back guarantee, whose refunds keep a 25 percent fee.

Social Scores

Social Scores

Social Score
Brand-level

Kiierr is the brand of Kiierr International LLC of Tooele, Utah, as its terms give the company, and it sells through kiierr.com, a second storefront at kiierrhealth.com and its own Amazon store. Kiierr holds 4.4 from 352 Trustpilot reviews on kiierr.com (TrustScore shown as 4.5), split 75 percent five-star against 13 percent one-star, with 141 posted in the last 12 months; the profile has been claimed on a paid subscription since March 2023, Trustpilot marks it as not having invited customers recently, and the company replies to 30 percent of negative reviews, typically within a week. Most recent five-star entries are short notes on fast shipping, ease of use and named support staff, while the 2025-2026 one- and two-star reviews center on refunds refused under the 7-month guarantee for missing the 45-day registration window, orders that sat unshipped for weeks without tracking, a cap whose inside circumference runs about 22 inches against the advertised 23.5, a battery that died at 10 months with a $24.95 charge for the warranty replacement, a warranty repair the owner was billed for, and email-only support with no working phone line. BBB lists the company as Kiierr International, LLC (Salt Lake City, UT) with an A+ grade, no accreditation and 24 complaints in three years, 21 answered and 3 resolved, five of them closed in the last 12 months; the complaints concern guarantee refunds left unprocessed, warranty emails going unanswered, caps too small to wear and a $300 charge on a size exchange that Kiierr later waived, and BBB's own customer reviews average 1.44 from 9, eight of them one-star. SmartCustomer (formerly Sitejabber) lists kiierr.com at 2.0 from 2 reviews and flags it as not collecting reviews, ConsumerAffairs carries no Kiierr page, the second shop domain kiierrhealth.com has no Trustpilot profile, and FDA's recall and adverse-event databases hold no Kiierr entry; the one federal suit on record is Capillus's 2019 trademark claim against Kiierr, voluntarily dismissed that August. The guarantee refunds a cap returned 210 to 240 days after delivery minus a 25 percent service fee, waived only for owners who registered a before photo within 45 days and kept seven monthly date-stamped photos or videos; kiierr.com's own review widget (4.5 from 2,145 on the 272 Premier page), its FrontrowMD clinician panel (1,266 clinicians) and its '100,000+ happy customers' line are figures no pool counts, and the one Amazon cap listing reads 3.8 from 107. Kiierr sells its caps through kiierr.com, kiierrhealth.com and its own Amazon store; its two Walmart listings are out of stock with one rating between them, and no other US retailer carries the caps, so no retailer review file reaches the ten-review floor.

Additional information

Specification: Kiierr 272 Premier Laser Cap

Red Light Therapy Specifications
Device Type

Hair cap

Wavelengths

Red (620-680 nm)

Irradiance Claimed

Not published

Irradiance Measured

Not measured

FDA Status

510(k) cleared

Safety Listing

None verifiable

Power Source

Detachable battery pack

Session Length

Over 20 min

General Specifications
Warranty

2 Years

Dimensions

Not published

Weight

Not published

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