Functions:Portable folding led tableCalendar with alarm and temperature displayFree angle adjustment2-step dimmer controlAdvantages:Foldable LED table lamp with Calendar1.Foldable LED table lamp2.Calendar display(Time、 Day、 Date)3.Alarm with Snooze function4.Tempreture display5.Eco-friendly、 available 2 grade Brightness6.Built-in rechargeable battery7.Material:ABS+PS8.18pcs LED light、 brightness: 6 Lumen of each LED9.Input power: USB 5V/500mA10.Lithium battery:3.7V/1000mAH11.Power for calendar:CR2025/3V(included)12.Fantastic design for high quality lifeTechnical specifications:Power Adapter: 5V/500mALithium battery: 3.7V/1000mAhPower for calendar: CR2025/3VPower consumption: 1.8WColor Temperature: 5500KCRI:>80Material:ABSLuminous flux: 108LMWorking temperature: <50¡ãCLED lifespan: >35000hours