Powerextra 15.2V 4480mAh Intelligent Replacement Flight Battery for DJI Phantom 3 Drones - Upgraded for v1.9.60 Firmware Upgraded for latest v1.9.60 Firmware of DJI Phantom 3 drones, with 4480mAh of power you can expect flights of 23 minutes on a single charge. With built-in 4 LED indicator lights you'll always know how much power is remaining at the touch of a button. Compatible with DJI Phantom 3 series quadcopters and Phantom 3 charger. Plug in DJI phantom 3 standard and professional battery tray slot will be a little tight. Advanced charging and fail-safe circuitry built-in, Protection against overcharge, short circuit and over discharge. All Powerextra battery packs comply with RoHS and CE security testing standards.