670nm Deep Red Light & Zero Blue Light: SANSI uses True 670nm Deep Red Technology to completely eliminate blue and green light, emitting a comfortable and soft red light. It helps create a warm and peaceful atmosphere, maintaining the natural rhythm of melatonin secretion, thus making it easier to fall asleep and prolonging sleep time Natural Sleep Aid: Ideal for people with irregular sleep schedules, light-sensitive sleepers, and anyone looking to create a soothing bedtime environment. It is a non-drug sleep regulation method based on improving overall physiological health SANSI COC Technology: SANSI's patented technology replaces the traditional MCPCB aluminum substrate with a non-conductive ceramic heat sink and directly solders the LED chip onto the ceramic heat sink. This accelerates heat dissipation, significantly slows down light decay, and extends the light source's lifespan to 25,000 hours, providing a stable, long-lasting, and reliable high-quality lighting experience How to Use It: For best results, it is recommended to use it 1-2 hours before bedtime, as it can help the body prepare for sleep. Using it in the morning may help stabilize your circadian rhythm throughout the day Multiple Application: A15 Size E26 Base. Suitable for most lighting fixtures including table lamps, floor lamps, pendant lamps, wall lamps, etc. Guarantees: Flicker-free technology, quality and safety verified, 22.5 years LED bulb lifespan. SANSI offers 2-year protection plan and replacement bulb SANSI 670nm Red Light Bulb for Sleep Therapy, Zero Blue Light for Melatonin Promoting Natural Sleep Aid, 6W A15 E26 LED Red Night Light for Bedroom, Baby Nursery