TROLL Battery Pack

Supplements internal battery power for Level TROLL, Aqua TROLL, or BaroTROLL Data Loggers.


The titanium TROLL Battery Pack supplements internal battery power for frequent fast sampling or long-term deployments with an Aqua TROLL 100/200, BaroTROLL, or Level TROLL 300/400/500/700.

When the battery pack is connected, the device uses the external battery source first, switching to the internal battery once external battery power is depleted. Communications pass through the battery pack.

  • Adds an estimated 11 months of extra life to Level TROLL Data Loggers*
  • Adds an estimated 2 years of extra life to Aqua TROLL Data Loggers*
Product Specs
Weight0.38 lbs
Dimensions11.75 x 0.72 in
IP RatingSubmersible