【SAFE & LED SMART LIGHTING】LIVALL smart helmet meets CE standards for safety. Stylish LED warning lights makes you love night riding. With 8 full-color LED taillights and 6 LED turn indicators (3 left-turn/3 right-turn) signal lights for safe riding and are controlled by the included handlebar unit. One-size fit for heads from 21.65" to 24" (55 to 61cm).

【WALKIE-TALKIE】Built-in Bluetooth Speakers and Windbreak Microphone secure your safety while listen to your music and answer phone calls. Even in high speed cycling, it can ensure the clarity of voice input / output. (Due to the official reason of Apple's mobile phone, the voice function will be limited in the system which is above 10.3, and the intercom function may not work properly!)

【SOS ALERT】Timely rescue in case of accidents. When the unexpected happens, helmet emergency signals turned on, SOS signals sent to your emergency contacts on impact immediately via LIVALL RIDING APP.

【SMART BLING JET CONTROLLER】Adult Bike helmet with Bluetooth. Pair with the helmet successfully, show functions with control the turn signals, enjoy music, answer calls, take photos, walkie-talkie.

【PRODUCT UPGRADE】It is more convenient to change the traditional charging line into a new magnetic line. Upgrated Micro USB charging port perfectly solves the charging problem. The traditional tail light is changed to the embedded type to be safer and the overall performance is more stable. ONE YEAR WARRANTY:We are the Real Brand Licensor. LIVALL smart helmet with utility model patent certificate and design patent certificate.