No specific info about version 1.0. Please visit the main page of Battery Voltage on Mac Informer.
Battery Guru is a menubar application that tracks laptop battery health.
The application shows the estimated battery time remaining.
Keep your Mac battery healthy. A healthy battery is one that is regularly depleted and charged all the way back up.
XBattery is a battery monitoring tool for Mac OS X computers.
This update improves the ability of MacBook batteries to maintain a charge.