SteriPEN Steripen Water Bottle Prefilter 1 Unit

SteriPEN Steripen Water Bottle Prefilter 1 Unit.

Then youre ready to purify the water with a Steripen UV water purifier.

Remove the filter cartridge from the Pre-Filter insert the filter into the center of the filter flip the bottle and agitate the water until the Steripen indicates the treatment is complete.