Adafruit PiRTC - Precise DS3231 Real Time Clock for Raspberry Pi POL_D24V22Fx Step-Down Voltage Regulators This is a basic 5V

This is a basic 5V 16 character by 2 line OLED display with yellow text on a black background

0 GPIO HEADER: 40 A/V JACK: 3

it can be used at temperatures from -60 ° C to +200 ° C

Compact size of approximately 30 x 17 x 31 mm (1

Adafruit PiRTC - Precise DS3231 Real Time Clock for Raspberry Pi POL_D24V22Fx Step-Down Voltage Regulators This is a basic 5VThis is the best battery backed real time clock (RTC) you can get that allows your Raspberry Pi project to keep track of time if the power is lost. Perfect for data logging, clock building, NTP servers, time stamping, timers and alarms, etc. Equipped with a genuine DS3231 RTC, it works great with the Raspberry Pi and has native kernel support. The datasheet for the DS3231 explains that this part is an "Extremely Accurate IC Integrated RTC TCXO