About weight: 9.4g/
Overseas export, quality assurance, selling at home and abroad, the beginner must artifact.
 the use of easy to carry, easy to use
 can be used directly to blow;
 10 minutes to master the correct swing arm, setting distance, avoid bending arm etc.. To improve the swing results in the shortest time!!
Tip: a plastic sheet to prevent air leakage, in the blowing time to pinch flat gas blowing hole, when also operation.