The lady at pet smart said 4 hours, but on places on the net it says 10 to 12 hours.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	2:det	_
2	lady	lady	NOUN	NN	Number=Sing	6	nsubj	6:nsubj	_
3	at	at	ADP	IN	_	5	case	5:case	_
4	pet	pet	PROPN	NNP	Number=Sing	5	compound	5:compound	_
5	smart	smart	PROPN	NNP	Number=Sing	2	nmod	2:nmod:at	_
6	said	say	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	0:root	_
7	4	4	NUM	CD	NumForm=Digit|NumType=Card	8	nummod	8:nummod	_
8	hours	hour	NOUN	NNS	Number=Plur	6	obj	6:obj	SpaceAfter=No
9	,	,	PUNCT	,	_	17	punct	17:punct	_
10	but	but	CCONJ	CC	_	17	cc	17:cc	_
11	on	on	ADP	IN	_	12	case	12:case	_
12	places	place	NOUN	NNS	Number=Plur	17	obl	17:obl:on	_
13	on	on	ADP	IN	_	15	case	15:case	_
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	15:det	_
15	net	net	NOUN	NN	Number=Sing	12	nmod	12:nmod:on	_
16	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	17	nsubj	17:nsubj	_
17	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	conj	6:conj:but	_
18	10	10	NUM	CD	NumForm=Digit|NumType=Card	21	nummod	21:nummod	_
19	to	to	ADP	IN	_	20	case	20:case	_
20	12	12	NUM	CD	NumForm=Digit|NumType=Card	18	nmod	18:nmod:to	_
21	hours	hour	NOUN	NNS	Number=Plur	17	obj	17:obj	SpaceAfter=No
22	.	.	PUNCT	.	_	6	punct	6:punct	_
