Feature:1. HIGH CAPACITY BATTERY: The replacement battery has a capacity of 3850mAh and can provide up to 47 minutes of flight time. With a rated voltage of 7.38V, a limited charging voltage of 8.5V, and a power of 28.4Wh, the replacement battery has plenty of power and can fly at higher altitudes, bringing you more flying fun.2. MULTI BATTERY SAFETY GUARD: The battery has a built in intelligent battery management system, which displays the battery status in real time. It can prevent short circuit, overcharge, overdischarge, overvoltage, overcurrent and overheating.3. BATTERY SPECIFICATIONS: Battery capacity is 3850mAh, voltage 7.38 V, charging voltage limit 8.5 V, battery type lithium ion. Battery weight is approximately 136 grams. With for Intelligent Flight Battery Plus, the airplane will weigh more than 249 grams.4. ELECTRIC COMPARTMENT FULLY CHARGED MODE: PD 35W or more, two for Mini 4 Pro batteries about 120 minutes equals 60 minutes for one battery; two for Mini 3 batteries about 100 minutes equals 50 minutes for one battery; two for Mini 3 4 batteries plus one battery about 140 minutes equals 70 minutes.5. THREE CHARGING MODES: Drone battery's battery compartment has three charging modes, full charge mode, storage charge mode, and discharge mode.Specification:Item Type: Drone BatteryMaterial: Plastic, ElectronicsBattery:Standard Voltage: 7.38VMaximum Charging Voltage: 8.5VIndividual Battery Type: 3850mah Lithium Batteryx1 (With Pure Battery Shipment)Charging Hub:Input: 5V 9V 12V-3ADC Output: 8.5V 8.6V-3.8A.Package List:1 x Battery1 x Charging Hub2 x Charging Hub Power Cable2 x Charging Hub User Manual