The PulseTech Products Corp. 6-Station HD Recovery Charger, No. SC-6 is designed to recover, charge, maintain and desulfate from one to six 12V lead-acid batteries anywhere in the world. The SC-6 has six independent channels that profile the condition of each battery and then automatically cycle through a recovery and charge process that applies the correct charge (variable up to 6A) and PulseTech’s optimized high frequency, patented Pulse Technology waveform to each battery. This advanced technology removes sulfate crystals from the battery plates, increasing the battery’s ability to accept, store and release energy, extending battery life up to five times. The SC-6 carries a one-year warranty.