Please leave an note at your check out page, one size 55-61cm, black/red or black/white, only two colors available( remote controller include), thanks.

[Bluetooth bike helmet speaker]:Quality stereo sound,high quality tone or sound effect,Using built-in wind proof microphone and advanced Bluetooth speaker，perfect for enjoying your hands - free communication and riding music.Well designed for Walkie-talkie.Helmet fits most head sizes 54 - 61cm comfortably.
★[TAIL LIGHT FOR TURN]Tail light Wireless turn signals for left or right LED signals,Now you can ride in increased safety without the need for a bevy of accessories.The bike helmet glow with the turn signals for your safe
★[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.It is not recommended to wear on rainy days.Or you can wear helmet cover.
★[SMART BLING JET CONTROLLER]mart Bling Jet Controller: It can be attached to your handlebar. It allows you to easily control other part via it. You can remain stable and focused with the Bling Jet during the riding. Using Bling Jet Controller, you can control the colored LED tail-lights, music player, take photos and record videos.
★[DESIGN FOR EXPERIENCE]:LIVALL smart bike helmet with utility model patent certificate and design patent certificate,livall bike helmet with bluetooth,Super comfortable and with great ventilation and lightweight. Overall, the LIVALL smart bike helmet would be a good choice for you.
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