Premium Quality Battery A2663 For Apple Watch S7 41mm 284mAh A2552 A2815 For Apple Watch S7 45mm S8 45mm 309mAh with Tools

Battery Model:A2663,A2552,A2815 Compatible Models： Battery Model:A2663 Battery Capacity:284mAh Compatible With:For Apple Watch Series 7 Watch S7 41mm,Watch S8 41mm,Watch S9 41mm

Battery Model:A2552,A2815 Battery Capacity:309mAh Compatible With:For Apple Watch Series 7 Watch S7 45mm,Watch S8 45mm, Watch S9 45mm Battery Country of Origin: China Packing specification: Bulk

Important: New Lithium Ion batteries must be FULLY CHARGED and FULLY DISCHARGED 2 to 3 times, before being FULLY CONDITIONED. Please remember that a new Lithium-Ion battery's full performance and longevity is only achieved after 2 to 3 complete charge and discharge cycles. After you go through 2 to 3 cycles, you'll never have to condition your battery again! All talk and standby times are approximate, depending upon carrier's network settings, signal strength, and features selected. Talk and Standby times will be lower in Analog mode as noted above.