【Personalized Lighting: 3 Color Temperatures & 9 Brightness Levels】 – This neck light offers 3 color temperatures and 9 levels of stepless brightness adjustment, perfectly meeting your needs whether you're reading, crafting, or relaxing. 【Lightweight & Comfortable: Invisible Light】 – Its lightweight ergonomic design makes it comfortable to wear, almost imperceptible. 【Eye-Friendly Focused Light】 – This neck light provides flicker-free, eye-friendly light that only illuminates your work area without glare. 【Long-Lasting & Smart】 – The neck light has a battery life of up to 80 hours and features a convenient memory function that remembers your last settings, making it always ready for use. 【Hands-Free & Flexible】 – The 360° adjustable lamp arm offers maximum flexibility, making this neck light ideal when you need your hands free. Technical Specifications: Product Dimensions: 135 × 25 × 310 mm; LED Chips: 4; Output: DC 5V, 1A; Switching Method: Three-stage touch dimming; Battery Capacity: 1000 mAh; Package Contents: Reading Light × 1, Data Cable × 1, User Manual × 1