Specification Brand : cizihuu BulletPoint1 : To provide continuous timing battery backup BulletPoint2 : Low power consumption,The device compatible with DS3231 encapsulation and function BulletPoint3 : Complete the clock calendar function including the second, minute, Two calendar clock BulletPoint4 : Safety Features: Over current protection; Total power protection; Over voltage protection; Short Circuit Protection. BulletPoint5 : Manufactured with the highest quality materials. Certification: FCC, CE and RoHS. Color : Black CompatibleDevices : Laptop ConnectorGender : Male-to-Male ConnectorType : Usb ConnectorType1 : Usb ConnectorType2 : Usb 2.0 IndoorOutdoorUsage1 : outdoor IndoorOutdoorUsage2 : indoor ItemName : 1pcs DS3231 Real Time Clock Module 3.3V/5V with Battery ItemShape : Rectangular ItemTypeKeyword : radio-alarm-clocks Manufacturer : cizihuu PartNumber : 9MCLS6TD6oX ProductDescription : Origin:CN(Origin) Type:Voltage Regulator Model Number:DS3231 Application:Computer Operating Temperature:40°C~85°C Supply Voltage:2.2V-5.5V ProductSiteLaunchDate : 2021-11-15T10:23:05.722Z SpecificationMet : Fcc,oem,rohs Style : Modern UnitCount : 1 UnspscCode : 32101600