DJI Phantom 4 Accessory Bundle: Includes DJI Intelligent Flight Battery for Phantom 4, DJI Phantom 4 - 9450S Quick Release Propellers & eDigitalUS Microfiber Cleaning Cloth The Phantom 4 - Intelligent Flight Battery is a 5350mAh, 15.2V LiPo battery that is specifically designed for the Phantom 4, enabling optimal performance. The battery also has built-in sensors and bright LEDs that let you know the status and remaining power of your battery in real time. Compatible with Phantom 4 Only. Two pairs of propellers: 2 clockwise and 2 counter-clockwise propeller. Basics: each propeller weights 11g, diameter and screw pitch is 2412.7cm. eDigitalUSA Microfiber Cleaning Cloth