Mini Portable LED Bed Reading Lamp Desk Table Light Emergency Lighting DC 5V Natural, soft and evenly light, it is perfect as a reading light and also good as a baby bed light. Adjustable brightness, 2 modes: high / low. Unique clamp design and flexible thickness range (suitable for thickness range: 15-55mm), it is suitable for different beds, shelves and office screens. Battery compartment is compatible with lithium battery and AAA batteries, and it is great for emergency situations or outdoor activities. With a time-lapse switch, it can automatically turn off after 1 hour, and you don't need to worry about energy waste if you fall asleep. Lamp with excellent heat sink design. Adjustable lamp head, it is very convenient to use.