1、LONG LASTING: 5730 is used for the LED patch, which has high brightness and long life, so can be used with confidence 2、SENSITIVE RESPONSE: Is sensitive to light, and has the characteristics of energy saving, power saving and environmental protection 3、WIDELY COMPATIBLE: Suitable for USB devices, mobile power supplies, mobile phone chargers, computers, laptops 4、SIMPLE OPERATION: Used for USB interface power supply, plug and play. It can't light up under strong light, it will light up automatically in places where there is no light source 5、SMALL and PORTABLE: The small size makes it easy to put it in a backpack or pocket, meeting your needs anytime, anywhere 1 x USB Light Item Type: USB LightMaterial: ABSVoltage: DC5V/1AProduct Introduction: This Product is Used for USB Interface Power Supply, Plug and Play. the Sensor Light Cannot Light Up Under Strong Light, and the Sensor Light Automatically Lights Up Where There is No Light Source.There is a Light Sensor on It. if It Receives Light During the Day, It Will Not Light Up.Can Be Used with a Power Bank, and Can Be Used Instead of a Flashlight at Night