Remote Control Toy Accessories Compatible Models: For DJI Mini 3/ Mini 3 Pro/ Mini 4 Pro Battery Parameter: Model: JMI3 Capacity: 3950 mAh Voltage: 7.38 V Charging Voltage Limit: 8.5 V Battery Type: Li-ion Energy: 29.15 Wh Charger Specifications: Input: 5V/9V/12V--3A (max) Output: 8.5V / 3.8A(max) Charging time: (input: PD 40W or higher) 2453mAh battery about 150 minutes (50 minutes per battery) 3950mAh long battery life about 225 minutes (75 minutes per battery) Product size: 9.6*5.4*2.8CM Packing size: 10.2*7.8*3.3CM Net weight: 65g (excluding wire weight Package weight: 109g Charging ambient temperature: 0-40C Product features: 1Battery can be viewed 2, up to 3 batteries can be put into the battery, according to the from high to low in order to charge. The battery with high is charged first. 3, there are full charging mode and storage charging mode Storage charging mode: the battery is stored for a long time 60% of the to save the best. Full charge storage battery is easy to bulge, no storage may lead to battery failure. Storage mode is to charge the battery below 60% of the pool to 60%, for long-term storage. 4Support PD, QC3.0 fast charging CAUTION: For drone upgrade, you need to use the original battery. The batteries of our company does not support to be installed on the drone for software upgrade! Package includes: (Depending on what set you choose)