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Please drop us a line at

Phone Support (USA): 1-415-480-3663
M-F 9:00am to 5:00pm PST
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Email Support (USA):
M-S 9:00am to 9:00pm PST
Chat Support (USA): Website and Messenger
M-F 9:00am to 5:00pm PST

Find out why the sutro monitor offers more reliable measures than traditional orp-based monitors and get $25 off on your purchase as a welcome gift

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