1/2/3Pcs CN3722 3S 3A 12V MPPT Solar Panel Controller Module 3 Serial Li-ion Battery Charger For 9V 12V 18V 24V Solar Panels

High-concerned chemical : None Is Smart Device : No Application : Thermal Controller Maximum Current : 3A Origin : Mainland China

Battery capacity: 43200 Charge indicator: No Number of ports: 1 port