Special Declaration For Digital O2 Oxygen Tester

Special Declaration for Digital O2 Oxygen Tester:                  

You, as the end user, are legally bound (Battery ordinance) to return all used batteries and accumulators, disposal in the household garbage is prohibited!. You can hand over your used batteries/accumulators at collection points in your community or wherever batteries/accumulators are sold!Our company resolved all the right to update or change the contents of this operation manual without notice.