Efficiency CN3791 MPPT Board 300KHz for 4.2V LiBatteries Battery Controller
Piceioep
Efficient Solar Charging: Utilizes CN3791 chip with MPPT technology to maximize solar panel energy conversion, ideal for outdoor devices in variable sunlight conditions Provides optimal charging for 3.7V lithium batteries up to 4.2V Highly Speed Charging: Delivers stable 2A charging current with 300KHz switching frequency, meeting fast charging demands for and mobile devices Smart Battery Protections: Features auto recharge and charging modes to extend battery life, effectively recovering over discharged batteries Perfect for prolonged electronic device usage with 4.2V±1% voltages control Easy Connectivity: Equipped with 2Pin / PH2.0 Interfaces for quick installation without tools, suitable for enthusiasts and technicians needing flexibility Real Time: Built in charging indicators display progress and completion, essential for outdoor users tracking battery levels during activities
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