USB powered LED bulb / Red Spiral for sale. The lot has changed, and the momentary flash when plugged into a USB port or when power is applied has been improved. Total length: approx. 65mm Glass part: approx. 50mm Diameter: approx. 21mm Touch the top to turn ON/OFF, and long press to adjust the brightness. It is new, but has been opened to confirm operation, so please understand. When used in a car, the LED will turn ON→OFF and the brightness will reset when the engine is turned OFF. Please check the condition in the images. Everything in the images is included. If you have any questions, please feel free to ask. ※Reproduction of the description is prohibited※