The China Chip CJMCU-ADS1115 is a high-precision analog-to-digital converter (ADC) module that provides 16-bit resolution for accurately measuring analog signals. This module is perfect for applications that require precise data acquisition, such as industrial automation, instrumentation, and sensor monitoring. It features a built-in programmable gain amplifier to support input voltages from ±256mV to ±6.144V, allowing for a wide range of signal measurement. The CJMCU-ADS1115 also includes an integrated voltage reference and oscillator, simplifying the design process and reducing the need for external components. With its small form factor and easy-to-use interface, this ADC module is a reliable and cost-effective solution for adding high-resolution analog input capabilities to your electronic projects.