The XFR0049 110V Power Supply was designed for the Doran DS4100 and DS4200 infant scales. By using an adapter, you will enjoy constant power without needing to change the batteries often.
XFR0049 - 110 VAC, UL, ULC Approved For DS4100/ DS4200
XFR0050 - 230 VAC, CE Approved For DS4100 only
XFR0059 - 230 VAC, CE Approved For DS4100/ DS4200
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Made in the USA