ECmallUS via Amazon offers the Meterk 6,000-Count Digital Multimeter for $29.97. Coupon code "IYBQDSY2" cuts the price to $16.78. With free shipping, that's the lowest price we could find by $21. It can display 6,000 counts and features a backlit LCD, overload protection, live line testing, data hold, auto-ranging, and auto-off. Deal ends January 8.