http://www.dealextreme.com/details.dx/sku.18560
It can take 3xAAA, 2xCR123A, or 1x18650. This thing should be able to satisfy the power of any diode you need.
It can take 3xAAA, 2xCR123A, or 1x18650. This thing should be able to satisfy the power of any diode you need.