1.Head magnifier, 2.With two piece of super led lamps. 3.1.5X 3X 6.5X 8X power. Head magnifierSpec.: ... 8X , ABS, PMMA, PP, PTR, etc material, With two piece of super Led lamps , with automatic booster, it can make the voltage of ... .5v, it can be normally used too.To use it with single piece of lens or double lens. Be suitable for ...