LED Desk Lamp Specification Size: Arm length 23.5 cm, Head length 25.5 cm, Lamp height 29.5 cm, Base 17 x 11.5 cm Weight: approx 280 g Voltage: AC 100240 V, 50 Hz/60 Hz Dimming: 3 levels (Warm Yellow Light > Warm White Light > White Light) Brightness: Max 800 lm Power Consumption: Max 10 W Rechargeable Battery: 4800 mAh Material: ABS Includes: 1 LED desk lamp and 1 USB cable Rechargeable, LongLasting 4800mAh Battery Builtin 4800 mAh battery with approximately 4 hours to full charge Runtime: about 20 hours at low brightness, 10 hours at medium brightness, 5 hours at brightness Passthrough charging: you can charge the lamp while it is in use 3 Light Colours Stepless Dimming Color temperature range: 3000–6500 K Three color settings: warm yellow, warm white, and white Smooth brightness control: press and hold the power button to adjust from 15% to 100% DoubleHead Design Dorm Lamp Arm adjustability: 90 degrees Head adjustability: 180 degrees Dual swing arm provides a wider range of illumination and flexible lighting angles What's Included 1 LED desk lamp 1 USB cable Use Scenarios Study or home office: adjustable color temperature and brightness support focused reading, writing, and screen work Dorm room or bedside: convenient ambient lighting for latenight reading, relaxing, or routine tasks Crafting, drawing, or hobby projects: precise lighting angles and ample brightness for detailed work