Feature: 1. COMFORTABLE WEARABLE DESIGN: Our blue and white light glasses are designed to be worn comfortably on the nose for extended periods. The one size fits all design features flexible earpieces that can be adjusted to fit various head shapes. 2. DUAL LIGHT TECHNOLOGY: Featuring a dual light design with both blue and white light, these glasses allow you to switch between modes based on your unique needs and sensitivities. Try each mode for a few days to determine which works best for you. 3. EFFECTIVE RELIEF: With just 15‑45 minutes of daily wear, these glasses can help alleviate sleep disturbances, jet lag, switch work fatigue, and seasonal affective disorder (SAD), while boosting your energy levels naturally. 4. BUILT IN TIMER FUNCTION: Equipped with a convenient timer function offering preset durations of 15, 30, and 45 minutes, these glasses will automatically shut off after the selected time, making it easy to customize your light care session to suit your needs. 5. VERSATILE USAGE: These glasses are ideal for wearing during exercise, travel, or work, providing optimal light exposure for your eyes without compromising your vision. They are seamlessly compatible with glasses, making them suitable for a variety of activities. Specification: Item Type: Light Glasses for Seasonal Mood Disorders Material: ABS Built in Battery: Lithium ion 300mAH Lighting Module: Low strength narrow band blue/white light Peak Wavelength: 480nm Light Strength: Blue LED Light: 400lx/White Light: 1500lx LED Power: Blue LED Light: 0.45W/White Light: 0.65W Features: Helps regulate sleep, improve mood, boost energy, and effectively overcome jet lag in a normal way. How to Use: 1. Check the battery power of the glasses: 1) Gently press the power button. If the power indicator light is green, it means the power is sufficient and can be used normally. 2) If the power indicator light is red, it means the power is low and can only be used for up to 15 minutes. Please recharge in time. 3) If the power indicator light flashes red and there is a beeping sound, it means the battery is critically low and cannot be used. Please recharge before use. 2. Comfort adjustment for wearing: Our glasses are designed to fit most people. You can easily adjust the angle by bending the temple inward or outward slightly. For those with smaller heads, please use the anti slip strap to ensure comfortable wear. 3. Startup: Press and hold the button for 3 seconds to power on the device and activate the lighting module. Press the button lightly within 5 seconds to easily switch between blue/white light. After selecting the desired light color, the lighting module will flash three times, indicating the start of light. You can set a time, wear it on your head, and the light will gradually up to maximum brightness within 60 seconds to allow your eyes to adjust. If you have the time, the light will automatically end when the set time is up. 4. Timer Setting: The light glasses can be set for 15 minutes, 30 minutes, or 45 minutes, allowing users to adjust based on their individual needs. Once the desired light color is selected, press the power button to turn on the device. The three indicator lights on the right will illuminate: one light indicates 15 minutes, two lights indicate 30 minutes, and three lights indicate 45 minutes. The countdown is used for light for example, if you set it for 45 minutes, the 45 minute indicator light on the left will extinguish after 15 minutes of use, accompanied by an audible reminder. When the 45 minutes are up, the device will automatically shut off and emit three audible signals.. Package List: 1 x Light Glasses 1 x Storage Case 1 x Nose Pad 1 x USB Cable 1 x User Manual 1 x Non Slip Strap