Tosuny DS3231 RTC High Precision Board Real Time Clock Module for Arduino Raspberry Pi?3.3 V and 5 V

Description: For Raspberry Pi DS3231 is high precision clock module. It can also be used on Arduino motherboard. The module itself can be adapted to 3.3 V and 5 V system and no level conversion needed, which is super convenient. Specification: Color: As the pictures show Temperature Range: -40 to +85 Timing accuracy is maintained: ± 5ppm (± 0.432 sec/day) Output Frequency: 1Hz and 32.768kHz Supply Voltage: +2.3V to +5.5V Digital Temperature Sensor Accuracy: ± 3 ° C Size: 1.4 x 1.3 x 1.3cm / 0.55 x 0.51 x 0.51inch Package Weight: 3g Quantity: 1pc Package included: 1 x Clock Module For Arduino Raspberry Pi Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.