Outdoor Filter Straw Real factory spec
O-A1 Outdoor Water Filter Straw
Four-stage personal survival straw: PP, activated carbon, PP and a UF membrane at 0.01 micron, rated for 3000 L of water at 300 ml/min. 38 g, no power or pumping required.
- Four-stage composite: PP, activated carbon, PP and ultrafiltration membrane.
- 0.01 micron membrane removes bacteria, parasites and micro-solids — 99.999% claimed.
- 3000 L capacity (approx. 790 gallons) depending on raw water quality.
- 38 g, drink directly through the straw; no batteries, no pumping.
CE marking - scope for this model
Model O-A1 is one of the 47 model codes on the product model table of certificate SC-ROHS-2026-08-04, issued 9 October 2026 by CERTIFICATION Center of Riga, Latvia against Directive 2011/65/EU, valid to 8 October 2029.
Being on that table places the model inside this certificate scope. It is not a statement about any other directive, and it is not a third-party test result for the unit you receive.
The certificate, in fullTechnical Specifications
Verified factory parameters — same data as our Alibaba.com listings
Model
O-A1
Filtration material
PP + activated carbon + PP + UF
Filtration precision
0.01 micron
Purification capacity
3000 L (approx. 790 gal)
Flow rate
300 ml/min
Weight
38 g
Series
Personal outdoor survival
More in Outdoor Filter Straw
O-A6 Outdoor Filter StrawMulti-layer survival straw in ABS with food-grade silica gel, hollow fiber UF membrane, carbon fiber and PP cotton. Rated for at least 1000 L at 300 ml/min, and 65 g.
O-A7 High-Flow Outdoor Filter StrawHigh-flow variant of the survival straw with a 304 stainless steel stage added to ABS, silica gel, hollow fiber UF and PP cotton. At least 400 ml/min — a third more flow than O-A6 at 90 g.