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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: KJ
  • Model Number: KJ152
  • Color: Blue

Packaging & Delivery

Packaging Details Box
Delivery Time 1-3days for shipment after receving payment




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Module parameters:

1.Size: 38mm (length) * 22mm (W) * 14mm (height)

2.weight: 8g

3.Operating voltage :3.3 - 5 .5 V

4.clock chip: high-precision clock chip DS3231

5.Clock Accuracy :0-40 Degree range, the accuracy 2ppm,  the error was about 1 minute

6.Calendar alarm clock with two

7.Programmable square-wave output

8.Real time clock generator seconds, minutes, hours, day, date, month and year timing and provide valid until the year 2100 leap year compensation

9.Chip temperature sensor comes with an accuracy of  ± 3 ℃

10.Memory chips: AT24C32 (storage capacity 32K)

11.IIC bus interface, the maximum transmission speed  of 400KHz (working voltage of 5V)

12.Can be cascaded with other IIC device, 24C32  addresses can be shorted A0/A1/A2 modify default address is 0x57

13.To ensure the system after power failure, the clock move any natural normal

14. Package:  single anti-static packaging


Wiring instructions (with  uno r3 for  example):

SCL → A5

SDA → A4

VCC → 5V


Transaction History of the Supplier

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Transaction Overview


Transaction Details

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Trade Assurance
China (Mainland)
Transaction Level:
Supplier Assessments:
41 Transactions 30,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $37,000
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