The Autel Robotics 1900mAh Lithium-Ion Battery for Smart Controller SE provides the remote with approximately two hours of operating time with the display at maximum brightness or approximately three hours at 50% brightness. Utilizing lithium-ion technology, the battery provides 1900mAh of capacity, 7.7V nominal voltage, and 14.63W of rated power. When it's time to recharge, the battery can get back to 100% in approximately 90 minutes. Features: For Autel Robotics Smart Controller SE Between 2 to 3 Hours of Operation Lithium-Ion Technology 1900mAh Capacity Recharges in Approximately 90 Minutes Compatibility Autel Robotics EVO Max Smart Controller Autel Robotics Smart Controller SE In the Box 1 - Autel Robotics Battery for Smart Controller SE Specifications Battery Battery Chemistry Lithium-Ion Battery Capacity 1900 mAh Output Voltage 7.7 VDC Charging Power 14.63 W Recharge Time 90 Minutes Maximum Battery Life 3 Hours Physical Charging Temperature 41 to 113°F / 5 to 45°C Dimensions 6 x 2 x 1" / 15.2 x 5.1 x 2.5 cm Weight 3.2 oz / 91 g Packaging Info Package Weight 0.23 lbs Box Dimensions (L x W x H) 5.3 x 2.9 x 0.8"