The Ampsentrix Pro battery replaces the battery in the GPS version of the Apple Watch Series 3 38 mm. It is a rechargeable lithium-ion battery and includes an adhesive strip for installation.
- Type: Lithium-ion battery
- Compatibility: Apple Watch Series 3 38 mm, GPS version
- Charge cycles: None
- Chip: OEM TI Gas Gauge
- Package contents: Battery adhesive strip
- Rechargeable: Yes