661-5229 - Apple Lithium Ion 60WHr Battery for MacBook Pro

Here are the technical specifications for the Apple Lithium Ion 60WHr Battery for MacBook Pro:

- Capacity: 60 watt-hours
- Chemistry: Lithium-ion
- Voltage: 10.95 V
- Compatibility: MacBook Pro 13" and 15" (Mid 2009 to Mid 2012)
- Dimensions: 8.25 x 3.25 x 0.5 inches
- Weight: 10.4 ounces

Helpful notes:
1. This battery is a genuine Apple product and is designed specifically for MacBook Pro models from Mid 2009 to Mid 2012.
2. It is recommended to fully charge and discharge the battery at least once a month to maintain optimal performance.
3. This battery is not compatible with MacBook Pro models released after Mid 2012.