Portable USB LED Light Emergency Light Camping and Hiking USB LED Light with Switch DC 5V 7W USB LED Bulb with1.5m Cable LED Camping Lantern, Powered by any USB source: power bank, notebook, car charger, AC adapter. more than 200,000 hours. Nice LED Light for Camping, Children Bed Lamp, Tent LED Bulb, Travel Light, Night Market Light, Dormitory Light, Emergency Light, Outdoor LED Light, Hiking LED Light Low heat generating, NO UV or IR radiation, NO hazardous materials Design with a switch to free On/Off, no need to plug and unplug the USB port frequently DC5V, 7W. USB cable length (about 1.5 m/5 ft) with ON/OFF Switch