The CSM4056T is a reliable 1A linear charging module designed for single-cell 3.7V/4.2V Lithium-ion and Li-Po batteries. Featuring a modern USB Type-C port for easy power input and built-in protection circuitry, it is an essential component for DIY power banks, portable electronics, and IoT projects.
Combines a powerful ESP8266 Wi-Fi microcontroller with a crisp 0.96-inch monochrome white OLED display (SSD1306) in a clean, all-in-one integrated board. Perfect for compact IoT sensors, live data dashboards, and smart home monitoring nodes.