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MINI MPPT SOLAR CHARGER, CN3791, 9V INPUT, 4.2V OUT
Description
Product features
High-end technology MPPT solar maximum power tracking charging management chip, with trickle current, constant current and constant voltage charging management
current diode, high efficiency flat high power inductance, alloy current detection resistance Extra large aluminum heat sink at bottom to ensure long and stable operation with high current
High speed and efficient charging method
Dual status indicator, red light flashing green light always on when no battery is connected, red light on when charging, full stop and green light on at the same time
Product parameters
Input Voltage: 9V nominal voltage of the solar panel
Output voltage: Nominal 3.7V, full stop voltage 4.2 batteries, single-string battery charge management
Output Current: Maximum Constant Current 3A
Wiring method: welding
IN+: Input positive pole
IN-: Input negative pole (SOLAR)
OUT+: Battery Positive
Dimensions:43*29mm
