Enhance your electronic projects with this high-precision RTC Clock Module, designed to provide reliable timekeeping and temperature measurement across a wide temperature range from -40°C to +85°C. With exceptional timing accuracy maintained at ±5ppm (±0.432 seconds per day), this module ensures precise real-time clock performance suitable for various applications. Compatible with both 3.3V and 5V systems, it offers flexible integration options for diverse electronics projects. Key Features: · Wide Temperature Range and Accuracy: Operates efficiently within -40°C to +85°C, maintaining timing accuracy of ±5ppm for dependable performance in challenging environments. · Complete Clock and Calendar Functions: Displays seconds, minutes, hours, day, date, month, and year with automatic leap year compensation valid until 2100, ensuring long-term calendar accuracy. · Dual Frequency Output: Provides both 1 Hz and 32.768 kHz output signals for versatile timing applications and precise synchronization. · Low Power Consumption: Designed for minimal power usage, making it ideal for battery-powered and energy-efficient systems. · Integrated Digital Temperature Sensor: Features a digital temperature sensor with ±3°C accuracy to monitor ambient conditions alongside timekeeping data. · Wide System Compatibility: Easily integrates with 3.3V and 5V power systems, expanding usability across various microcontroller and development board platforms. Specifications: · Temperature Range: -40°C to +85°C · Timing Accuracy: ±5ppm (±0.432 sec/day) · Weight: 2g · Output Frequencies: 1 Hz and 32.768 kHz · Voltage Compatibility: 3.3V and 5V systems Package Includes: · 4 x RTC Clock Module (batteries included) This RTC Clock Module is a versatile and precise timing solution incorporating calendar functions and temperature sensing, perfect for embedded systems, data loggers, IoT devices, and other time-sensitive applications requiring accuracy and reliability.