The 4500mAh Intelligent Battery is exclusively for the SplashDrone 4 Plus (SD4+) Drone, boosting flight performance with more capacity, longer endurance and smart management. Specification: Nominal Capacity: 4500mAh Voltage: 22.2V Type: Intelligent Battery Watt Hours: 99.9Wh Size: 154.8*80*49.5mm Weight: 820g Working Temperature: -10°C - 60°C (discharge); 0°C - 45°C (charge) Storage Temperature: 0℃ - 25℃ Charging Time: 120mins Max Charging Current: 8A In the box: SplashDrone 4 Plus (SD4+) Flight Battery x 1pcs Compatibility: SplashDrone 4 Plus (SD4+)