Battery Model:A2181 Battery Capacity: 296 mAh Battery Type: Lithium Ion Polymern Voltage:3.814V Watt-hour: 1.129 Wh Compatible Models Apple Watch Series 5 44mm,A2157, A2093, A2095   Features:Made of grade A premium battery cells, long lasting and durable. Build-in microchip to prevent over-charging, over-discharging and over-heating, which will help lengthen battery life

Battery For Apple Watch Series 3 iWatch3 S3 38mm 42mm A1848 A1850 A1847 A1875 1、3th 38mm Cellular A1847 battery:3.82V,280mAh,Li-Polymer,for Apple watch 3 38mm,A1848,A1860 2、3th 42mm Cellular A1875 battery :3.82V,351mAh,Li-Polymer,for Apple watch 3 42mm,A1850,A1861 3、3th 38mm GPS A1848 battery:3.81V,262mAh,Li-Polymer,for Apple watch 3 GPS 38mm,A1847,A1860 4、3th 42mm GPS A1850 battery: 3.82V,343mAh,Li-Polymer,for Apple watch 3 GPS 42mm,A1875,A1861