For indoor use, in living and bedroom. Search for 'wantrn 3 in 1 mosquito trap' should see something like

Description says it uses CO2 - carbon dioxide. I know its harmless unless there is so much that it removes O2 from the area, but what is too much? Is this safe? I have a lot of mosquitoes around. I've tried the light, and chemicals, but neither has worked.

Any other child friendly mosquito stoppers?