Array
(
    [0] => WP_Term Object
        (
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            [name] => Alarms
            [slug] => alarms
            [term_group] => 0
            [term_taxonomy_id] => 103
            [taxonomy] => product_category
            [description] => 
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            [count] => 0
            [filter] => raw
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    [1] => Array
        (
            [0] => WP_Term Object
                (
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                    [name] => Yale Wirefree
                    [slug] => yale-wirefree
                    [term_group] => 0
                    [term_taxonomy_id] => 104
                    [taxonomy] => product_category
                    [description] => 
                    [parent] => 103
                    [count] => 9
                    [filter] => raw
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                )

        )

    [2] => 
    [3] => 
)