3.5 Hour Portable Battery Pack & Charger

3.5 hour battery pack and charger for the following headlights:

• Welch Allyn 5 Watt LED Headlights:
  
  • WA49020-EF Easy Fit LED Headlight
  • WA49020-EF-M Easy Fit LED Headlight with Magnfication
  • WA49020 Comfort Fit LED Headlight
  • WA49020-M Comfort Fit LED Headlight with Magnificaton
  • WA49020-M-KIT Comfort Fit LED Headlight with Magnificaton Kit
• Welch Allyn LumiView Halogen Headlights:
  
  • WA20500S
  • WA20510S
  • WA20520S
  • WA20530S
  • WA20500H
  • WA20510H
  • WA20520H
  • WA20530H