The FLIR Inspire Replacement Battery (TB47 4,500mAh) has a standard capacity extra battery for your DJI Inspire 1. Approximately 18 min. max flight time. The DJI TB47 is the same 4500-mAh battery that shipped with your Inspire 1 and provides up to 18 minutes of flight time. When in flight, your remaining battery power is shown live, letting you know how long you can continue to fly. Advanced algorithms calculate the distance of your aircraft and estimated time to return home, letting you know when it's time to fly back. The battery reports the voltage of each cell, the total lifetime charges and discharges, and the overall health and battery status. All this helps you keep your Inspire 1 in the air and flying for years to come.

Note: Battery doe not come fully charged. It will take around 80 mins to charge the TB47 from empty to full by using the default 100W charger. By using the 180W Rapid Charger, it will take around 58 mins to fully charged.