As civilization of city, the requirements of driver of food delivery, designated driver, and express delivery is more and more larger, and the security of these position is need to consider. This is a kind of smart helmet designed for their work conditions. The helmet internally installs a voice assistant, so that users can answer calls and navigate by voice, and avoid some crisis of riding cycle and looking phone at the same time. There is a strip lamp on the front of helmet to facilitate the riders to ride at the night, a front camera to record riding condition like a driving record, a gravity sensing taillights，which can and turn light to remind surrounding vehicles. The product equips a bone conduction radio system, so that the rider can keep acute perception to the external environment when he is calling, which is used in follow-up Winter Olympic Game. Generally speaking, this helmet not only provides facility but also reduces security crisis when rider is riding equipped it.