Feature 1、AI INTELLIGENT VOICE: Call xiaohui to open, hard hat has AI intelligent voice function, long press the boot can be used to execute the command in Mandarin, wake up and main function can realize the function 2、SOS FUNCTION: In case of knocking or falling, the light of the helmet will blink. After the sound and light alarm is on for one minute will call the emergency contact and the location information will be sent by SMS 3、BUTTON FUNCTION: The hard hat has a four digit HD display that clearly displays power, level, and radio day and night 4、ONE BUTTON ANSWER: The safety helmet can be connected to the mobile phone through Bluetooth to listen to music, Bluetooth hands free call, listen to the radio, full frequency high power horn with excellent sound effect 5、FOR CONSTRUCTION: Solar powered fan hat can illuminate the road at night, which is more convenient for construction. Equipped with strong head lamp, you are not afraid to work at night Item Type: Solar Fan Hard Hat Material: Glass steel and ABS Color: White Hat Lining: Four spot fabric lining Function: Prevent smash, prevent impact Product Power Supply: Solar energy and lithium battery Battery: 2 x Lithium battery Capacity: 11000mAh(capacity of single battery) Application: Construction, transportation, electric power, mining, metallurgy, oil, sea transportation and other industries Product Features: Make the inside of the cap shell air flow, making the wearer more comfortable, safe, and beautiful Package List 1 x Hard Hat 1 x Power Adapter 1 x Data Cable