Specifications:

• Chip: DS3231
• Interface: I2C
• Accuracy: ±2ppm from 0°C to +40°C
• Operating Voltage: 2.7 ~ 5.5
• Temperature Range: -40°C to +85°C
• Battery Backup: CR2032 coin cell battery
• Time: HH: MM: SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Compatibility: Arduino Uno, NodeMCU ESP8266 ESP32, STM32F103C8T6 board
• Dimensions: 38mm x 22mm x 14mm
• Weight: 8g

Package Includes: