Tihs is the official datasheet for every Meraki SFP and SFP+: https://meraki.cisco.com/lib/pdf/meraki_datasheet_sfp.pdf   You are fine, but when doing things like this also pay attention to the grade of single mode fibre being used.  Single mode fibre has grades like OS1 and OS2.  Multimode fibre has grades like OM1, OM2, OM3 and OM4. ... View more