Livall Scooter Helmet Grey BH51NEOLivall Scooter Helmet Grey BH51NEO OVERVIEW Front LED Lights Brake Warning Lights The front warning lights work together with the 270 tail lights, to protect users security in all directions. When the built in gravity acceleration sensor detects a significant deceleration, the front and tail lights will be highlighted for 8 seconds to draw front and rear vehicles' and pedestrians' attention. Auto On Off Anti Loss Alarm The helmet will be turn off