This obviates any possibility of electrolysis, ion migration, or polarization. TDS210 Digital Oscilloscope Low battery indicator. Low battery circuitry illuminates Red LED light when battery voltage falls below 5.2 Volts. Output is disabled when low battery condition present. The Bio-Tuner Model BT5pro is covered by a 3 year warranty on all internally mounted components.
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We encourage you to educate yourself before purchasing any of our units. It's easy to make a decision in desperation rather than based on information. We are a company that believes in self-responsibility for ourselves and our customers. Once you use the unit, the unit is yours and cannot be returned. If the unit has not been used at all, you can return it for a full refund within 30 days of purchase.