Diamondnite w/power Cord

€ Test for non-diamond, synthetic Moissanite or genuine diamond with one touch. € Initial warm-up time eight seconds; recovery time between tests - 1 second! € Completely portable, uses one nine-volt battery (included). € Three minute shut-off alert to save battery. € Simple on-off switch, no tricky adjustments. € Gray shock resistant housing with easy to read features. Our DiamondNite with power cord has all the features of the original DiamondNite but now also includes an AC adapter. Still works with a 9 volt battery as well.