Trying to choose a SteriPEN?

All SteriPEN models are made with powerful, long-lasting UV lamps. Models may differ in size, weight, battery type, warranty duration, and the number of treatments provided by the UV lamp.

The SteriPEN Comparison Chart provides key information to help you make a purchase decision including links to detailed product information and specifications.

SteriPEN Models Comparison Table

SteriPEN
Model
MSRP
(USA)
Batteries
Liters Treated Per
Set of Batteries
or Charge
Weight with
Batteries
Size (Includes
Lamp Cover)
Lamp Life -
Number of
Activations
SteriPEN
Classic 3


SteriPEN Classic 3 - Water purifier powered by alkaline batteries
$69.95

Includes SteriPEN
Pre-Filter and
protective neoprene
carrying case
AA batteries (4)
Not included
with purchase
Lithium: 150

Rechargeable: 100

Alkaline: 50
Ounces: 6.3
Grams: 178
Inches: 7.6 x 1.5 x 1.5
mm: 186 x 43 x 43
8,000

Qualifies for
SteriPEN Premium
Lamp Life Pledge
3 years
SteriPEN
Ultra


SteriPEN Ultra - Water purifier powered by internal battery

$99.95

Includes protective
neoprene carrying
case and USB cable
Not required -
USB rechargeable
Full charge: 50Ounces: 4.94
Grams: 140
Inches: 7.3 x 1.6 x 1.3
mm: 186 x 42 x 33
8,000

Qualifies for
SteriPEN Premium
Lamp Life Pledge
3 years
SteriPEN
Freedom


SteriPEN Freedon - The choice of frequent travelers

$99.95

Includes protective
neoprene carrying
case and USB cable
Not required -
USB rechargeable
Full charge: 20
Ounces: 2.6
Grams: 74
Inches: 5.1 x 1.4 x 0.8
mm: 128 x 35 x 22
8,000

Qualifies for
SteriPEN Premium
Lamp Life Pledge
3 years
SteriPEN
Adventurer Opti


SteriPEN Adventurer Opti - The adventurers choice
$89.95

Includes protective
neoprene carrying
case and batteries
CR123 - Included
with purchase (2)
CR123: 50

RCR123 Rechargeable: 30
Ounces: 3.8
Grams: 108
6.1 x 1.5 x 1.0
mm: 155 x 40 x 24
8,000

Qualifies for
SteriPEN Premium
Lamp Life Pledge
3 years
SteriPEN
Aqua


SteriPEN Aqua - Economical water purification
$49.95AA batteries (4)
Not included
with purchase
Lithium: 150

Rechargeable: 100

Alkaline: 50
Ounces: 6.3
Grams: 178
Inches: 7.6 x 1.5 x 1.5
mm: 186 x 43 x 43
3,0001 year