Cn3791 Mppt Adjustable Solar Charger Panel 3.7V 18650 Lithium Battery Charger Board 6V/9V/12V Pmw Overvoltage Protection

Description: Trickle charging of deeply discharged batteries Automatic recharge Charge status and charge end status indication Soft start Battery overvoltage protection Solar panel maximum power point tracking Complete charge management for single-cell lithium batteries Parameter: Input voltage: select the corresponding module according to the nominal voltage of the solar panel (6V/9V/12V) Output voltage: nominal 3.7V full charge voltage 4.2V lithium battery Interface: 2-pin JST connectors (or PH2.0) Max Charging current: 2A PWM switching frequency: 300KHz Charging voltage: 4.2V ± 1% Working environment temperature: -40 ° C to +85 ° C Size:45X20X9.5mm Note: 1.If the CN3791 MPPT Solar Charger is 9V version, you must use the Solar panel working Voltage is 9V. 2.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package included: 1 × CN3791 MPPT Solar Panel Regulator Module The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.