LED An LED (Light-emitting diode) is a type of lightbulb which lasts 5o times longer than standard bulbs. July 29, 2022/by Ben Eckstein https://sustainhv.org/wp-content/uploads/2017/11/SHV_logo-h.png 0 0 Ben Eckstein https://sustainhv.org/wp-content/uploads/2017/11/SHV_logo-h.png Ben Eckstein2022-07-29 18:13:352022-07-29 18:13:35LED