QMTL via Amazon offers the Tacklife Digital Multimeter, model no. DM03, for $19.99. Coupon code "CRAUDU8A" cuts the price to $13.99. Plus, Prime members receive free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $5.55.) That's $26 off list and the lowest total price we could find. It features short circuit and overload protection, auto-ranging, max value hold, low battery indication, and a backlit LCD display.