Cordless compressed air duster for computer keyboard cleaning1、MULTIPURPOSE USE: Small air duster can be used in many places, can clean computer keyboards, laptops, cameras, clean cars, inflatable beds, lifeboats and blinds, etc. 2、REPLACEMENT ACCESSORIES: Thin long nozzle makes it easier to clean corners or places your hands can't access. Brush nozzle for car interior, window sills, etc. 3、LIGHTWEIGHT AND PORTABLE: Cordless air duster is lightweight and small in size, comfortable to hold, space saving and easy to carry. Suitable for home, car and office use. 4、EFFICIENT CLEANING: Continuously provides high pressure air to remove dust, generating a super strong airflow. This compressed air duster is perfect for cleaning debris and dust from any electronic device. 5、REECHARGEABLE: Cordless air blower has 3pcs built in 1100mAh batteries, USB charging, fast charging, about 2 to 3 hours charging time, long battery life.