Adjustable Fast Speed Fire Fighting Lithium Battery Smoke Ventilator

This product is called Fire Fighting Lithium Battery Smoke Exhaust Ventilator. The fan tilt anglenis adjustable, suitable for different occasions.This product has a lot of advantages: low energy consumption, strong power and stable performance, equipped with a large-capacity lithium battery as a power that it can be pushed at the touch of button boot up to meet mobile needs and a variety of power supply methods. And it can be used in many places. Such as workshop, office, restaurant, kitchen and so on.