how to inspect fly trap bag

how to inspect fly trap bag

A:inspect fly trap bag without bait

1. add water 2-2.5L.

2.hanging fly trap bag

3.watching it if leak or no.it is defective if leak.

B:inspect fly trap with bait.

1. add water 1-2L and bait.

2.hanging fly trap bag no than 1.5m above ground.

3.after 7-15 days,see if flies into bag.