Check the listing for details. LEM SPLIT CORE CURRENT TRANSFORMER AT5B105 5 A 5A AC TO 10V DC CLIP ON SENSOR. Condition: New – Open box. Listed at 57.99 USD. ONE (1) NEW LEM SPLIT CORE CURRENT TRANSFORMER AT 5 B10 5A AC TO 10V DC CLIP ON SENSOR Removed from unsold new equipment. No original box or instructions though. Tested good.HAS A FEW MINOR SCRATCHES OR BLEMISHES clip on ONE AC conductor and every AC amp sends 2 volts DC down the wires to your meter 3 amps would be 6 volts DC output up to 5 AMPS 5A AC THROUGH CLIP ON = 10V DC ON SCREW TERMINALS FOR YOUR METER PLEASE SEE THE SPEC DATA SHEET BELOW FOR THIS PARTPLEASE KNOW WHAT YOU ARE BUYING! COPY AND PASTE: https://www.lem.com/sites/default/files/products_datasheets/at-b10.pdf THIS IS THE 5 AMP MODEL I SHIP NOW! FIXED SHIPPINGPLEASE BE SURE OF WHAT YOU ARE BUYING I SHIP NOW! FIXED SHIPPINGNO RETURNS AUCTION SO PLEASE BE SURE OF WHAT YOU ARE BUYINGREAD EVERYTHING TWICE AND SEE ALL THE PICTURES. I TRY MY BEST AT AN HONEST DESCRIPTION, PLEASE ASK ANY QUESTIONS BEFORE BIDDING OR BUYING! EXPERT PACKING AND NEXT POSTAL MORNING SHIPPING! NO FINE PRINT, YOU ARE SAFE HERE! FIXED HONEST SHIPPING COST, NO GOUGING LIKE THOSE OTHER AUCTIONS! YOU WILL RECEIVE A SHIPPING NOTIFICATION EXPERT PACKING AND NEXT POSTAL MORNING SHIPPING! I SHIP OUT FAST! THANKS FOR LOOKING!*****