Thousandshores via Amazon offers the Dr.meter 4,000-Count Digital Multimeter for $13.99. Coupon code "2JWTZSCS" cuts that to $9.99. Plus, Prime members bag free shipping. That's $5 under our July mention and the lowest price we could find today by $6. It measures AC/DC voltage and current, resistance, continuity, frequency, and capacitance. Features include a 4,000-count LED-backlit LCD, live line testing, data hold, and built-in stand. Deal ends January 15.