GXT Electric Vehicle Half Cover Helmet Four Seasons Retro Helmet, Size: XL(Cement Gray) Xiaomi it will automatically sound every

it will automatically sound every 5 minutes

Stretch length: 800mm

Small diameter 150mm

When the temperature of the battery exceeds 40 degrees when the battery is charged or the temperature of the PCB board exceeds 40 degrees

officer fireman military personnel FBI / CIA / secret agents Bodyguard

GXT Electric Vehicle Half Cover Helmet Four Seasons Retro Helmet, Size: XL(Cement Gray) Xiaomi it will automatically sound every1. Material: ABS 2. Applicable seasons: four seasons 3. Easy to detach lens base, unscrew the screw to remove the lens 4. Convenient safety helmet safety locking system, three stage design 5. Comfortable and soft inner lining, not stuffy to wear 6. Weight: 0. 95kg 7. Dimensions: 30x26x26 cm