( It ( ( can ( ( monitor ( ( ( conversations and ) even ) ( ( spot campfires ) ( at night ) ) ) ) ( using ( infrared technology ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (MD can) (VP (VB monitor) (NP (NP (NNS conversations)) (CC and) (RB even) (NP (NP (NN spot) (NNS campfires)) (PP (IN at) (NP (NN night))))) (S (VP (VBG using) (NP (JJ infrared) (NN technology)))))) (. .)))
It can monitor conversations and even spot campfires at night using infrared technology.
(ROOT (S (NP (PRP You)) (VP (MD can) (VP (VB use) (NP (NN night) (NNS goggles)) (S (VP (TO to) (VP (VB see) (NP (JJ infrared) (NN light))))))) (. .)))