② It is evaporated immediately after use so that there is no residue.
③ It also penetrates promptly into the small range of the surface.
④ The best operation is achieved in the normal temperature.
How to use
② Keep the distance of 15cm to 30cm for spray.
③ Use it after turning off power.
② Speakers, computers, receivers, adjustment devices, alarms, and electronic products
③ Printed circuit boards, calculators, headphones, relays, plugs, power generators, and sockets