The AF Sprayduster is ideal for accessing hard to reach places and provides a thorough clean with compressed air. It is particularly well suited for cleaning computer keyboards and removing built-up dust from fans and heaters to improve air flow and prevent overheating. The invertible design lets you use it upside down without fear of accidentally spilling liquid. Includes an actuator to control the strength of compressed air released. Compliant with F-gas regulations 01/01/2018. This can contains 125ml.