Cocok untuk mengujur aki kendaraan Specifications:Display color: RedTwo-wireMeasurement range: DC 4.7~32VWorking Current: 23mAWorking Temperature: -10C-65CMinimum input voltage: DC 4.7V(Lower than 4.7V, the brightness will be weakened, but this will not affect the accuracy of measurement) Maxmum input voltage: DC 32V(Higher than this voltage is has a risk of overburning)Permissible error: 1%(1 digit)Display mode: three digit 0.36''LED digital tubeSize: 21.5 x 13 x 8mm (L*W*H)Speed ratio: about 200ms/time Lead wirelength: 15cm