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670nm Deep Red Light Technology & Zero Blue Light 
Gently regulates circadian rhythms and protects melatonin secretion. 
670nm red light has minimal effect on the specialized eye cells (ipRGCs) that signal your brain to suppress melatonin production.This helps maintain your natural sleep-wake cycle for easier nighttime winding down.

Remote Control Function – Operate on/off, brightness, and timers effortlessly from bed without disturbing your sleep routine.
Brightness: Red: 300Lumen/ White: 2800Lumen
One Light Solves Both Reading and Sleep Aid Needs 
More Advantages
Long-lasting
25000 Hrs Lifespan
No dizziness
Eye-friendly
Standard
Easy to install
Reliable
Scientific
Comfortable
No fatigue
Simple
No tools required
300Lumen bright red bulb, suitable for large space: living room, bedroom, suite.
300-lumen brightness ideal for spacious living rooms to help you unwind before bed.
Clinical trials have shown that elderly people who receive a specific dose of 670nm red light daily experience significant improvements in sleep quality and sleep efficiency.
This sleep-friendly red light bulb creates a soothing atmosphere to enhance your yoga and meditation experience.
Package Dimensions : 6.26 x 3.82 x 3.7 inches; 12.63 ounces
Item model number : C21BB001-P0025W
Date First Available : December 15, 2025
Manufacturer : SANSI
ASIN : B0G6YGJJ1R
Best Sellers Rank: #199,386 in Health & Household (See Top 100 in Health & Household) #925 in Light Therapy Products
Customer Reviews: 4.0 4.0 out of 5 stars (49) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
670nm Deep Red Technology (Zero Blue/Green): Science-backed 670nm red light bulb, support a sleep-friendly evening routine. Not a colored party bulb
Effortless Remote Control: Operate on/off, 4-level brightness (25%-50%-75%-100%), and auto-off timers (15/30/45 min) remotely – all from bed without disrupting your rest. Pls notice that it is not compatible with traditional dimmer switches and can only be dimmed via the included remote control
Dual Reading & Sleep Modes: Instantly toggle between 3000K (2800 Lumen) warm white for bedtime reading and 670nm(300 Lumen) red light for sleep aid – one bulb for relaxation to slumber
Product Dimensions & Compatibility: 300 Lumen A21 bright red bulb with standard E26 base. Perfect for large master bedrooms & living rooms for pre-bed activities 1–2 hours before rest. Bulb dimensions: 3.07″ diameter × 5.16″ height, pls check the size to match your lamp shade perfectly
SANSI COC Technology: SANSI’s patented chip-on-ceramic technology accelerates heat dissipation, significantly slows down light decay, and extends the light source’s lifespan to 25,000 hours
Guarantees: Flicker-free technology, quality and safety verified, 22.5 years LED bulb lifespan. SANSI offers 2-year protection plan and replacement bulb

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