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Best Real Time Clocks of 2025
Best Choice
1
Zunate4 Pcs RTC Clock Module, DS3231 High Precision ±5ppm Real Time with 6 Bit Calendar Clock Memory Module for
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9.8
Exceptional
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
2
AZDeliveryAZDelivery DS3231 RTC Real Time Clock I2C compatible with Arduino and Raspberry Pi including E-Book!
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9.5
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
3
APKLVSRAPKLVSR Real Time Clock Module RTC Sensor, AT24C32 IIC Precision Clock With Battery, I2C Compatible With Arduino
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9.4
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
4
DollaTekDollaTek 5Pcs Tiny RTC I2C DS1307 AT24C32 Real Time Clock Module For Arduino AVR PIC 51 ARM
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9.2
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Value for Money
5
WINGONEERWINGONEER® Tiny DS3231 AT24C32 I2C Module Precision Real Time Clock Module For Arduino
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9.1
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
6
DollaTekDollaTek 3Pcs Tiny AT24C32 I2C Module Precision Real Time Clock Module For Arduino
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9.0
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
7
AwxlumvAwxlumv 2PCS RTC Battery Case for Raspberry Pi5, Real Time Clock Holder with SH 1.0mm Plug Terminal Compatible with Raspberry Pi 5 for RPI 5 Pi5 (Not Include CR2032 Battery), Black
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8.9
Very Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
8
AYMBHAYMBH Tiny RTC I2C DS1307 AT24C32 Real-Time Clock Module with 32K EEPROM Memory, CR2032 Battery not Included, Fully Assembled for Arduino, AVR, PIC, ARM, and 51 Microcontrollers
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8.7
Very Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
9
DollaTekDollaTek 3Pcs Tiny RTC I2C DS1307 AT24C32 Real Time Clock Module For Arduino AVR PIC 51 ARM
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8.5
Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
10
NamvoNamvo 5pcs RTC Battery Case Real Time Clock Holder Compatible with Raspberry Pi 5
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8.4
Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
