The Intelligent Battery for the Ronin series is easy to install and simple to charge with the Ronin 57W Battery Charger. The expected battery life is 6 hours.

Specifications
Capacity: 15.2V, 4350mAh
Weight: 369.2g
Charging voltage: 17.4V
Charging current: 3.3A
Charging time: 95 mins
Runtime with Ronin: 6 hours