The SS 2-cell is the newest generation of the SMJLED2 PR 2 cell 2 cell flange based bulb made exclusively for the Sandwich Shoppe.
The new SMJLED2 PR bulb has a boost converter and is brighter than the former 4-die SMJLED.
Works in most 2AA, 2C, 2D PR-based flashlight.
Suggested host for PR Bulb
