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Pick your Otii

Power profiler, DC energy analyzer, power supply, digital multimeter, source measure unit, power debugger, battery life calculator. One Otii box to rule all. 

Otii Ace Pro


Supply/source up to 25 V.
Sampling rate up to 50 ksps.

Otii Arc Pro


Supply/source up to 5 V. 
Sampling rate up to 4 ksps.

Otii software

Otii Pro

The developer’s HERO for professional power analysis, optimization and battery life estimation. 

Purchase monthly, annually or get a perpetual license.

1 year Pro license included when purchase Otii Arc/Ace Pro. 

Otii Basic

For everyday quick power measurements. Works on all Otii hardware. 

Otii Basic is also the fallback software if Otii Pro is no longer subscribed to. 

FREE

Enhance Otii Pro with Toolboxes

Toolboxes require Otii Pro license

Otii Automation Toolbox

Automate your measurements with a wide range of scripting capabilities. 

Purchase monthly, annually or get a perpetual license.

Otii Battery Toolbox

Profile, emulate and validate batteries for your specific application. Get a reliable battery life estimation.

Purchase monthly, annually or get a perpetual license.