Features
• Low flow rate is ideal for low-flow sampling and the filling of small sample bottles
• Compact and lightweight
• Metal case is extremely robust and water resistant
• Supplied with 5/8" O.D. x 3 ft silicone tubing (adapter assembly extra)   

Specifications
• Model: 410 Mk4
• Flow Range: 5/8" O.D. tubing delivers 3.2 L/min. 3/8" O.D. tubing adaptor kit delivers 40 ml/min
• Sampling Depth: As much as 33 ft (10 m) at sea level
• Power Source: 12V DC
• Power Draw: 3 - 5 A max.
• Optional 12V Battery Holder Max. Battery Dimensions: 5.9" L x 3.8" W x 3.6" H
• Weight: 7.2 lbs