- Supports 2x1A and 4x0.5A charging current<br /> - Max two 26650 + two unprotected 21700 batteries<br /> - Independent 4-slot, support mixed charging<br /> - High-precision cut-off after fully charged, prolong battery life<br /> - Protections for anti-reverse, over-charge, short-circuit, over-voltage etc.<br /> - Current adaptive, higher charging efficiency<br /> - 0V activation for over-discharged batteries<br />">