so im looking for a multimeter so i can read the ohms of my coils an the volts on my battery. anyone reccommend a good one? im trying to keep the cost under 20$ i saw some on amazon for 10$ would those work? im trying to keep the costs low as money is tight and ive just spend 200$ on a mech mod set up and diy e juice to try and cut costs....lol at saving money