Product Name: Neo Dual Charger Applicable: DJI Neo Battery Charging temperature: 0-40 degrees Input voltage: 5V/9A/12V/15V - 3A DC Output: 8.6V/5A(Max) USB output: 5V/2.0A(Max) 1. Charging: According to the input power, the charger will automatically match the simultaneous charging or single charging. Input ≥PD25W: Charge the lower battery to the same level as the higher one, then charge both batteries together. Input <PD25W: single charging, charging one by one, the battery with higher power will be charged first. 2. Fastest Charging Time 2 batteries (38 minutes): Input greater than or equal to PD45W 1 battery: (38 minutes): Input greater than or equal to 25W and only one battery is inserted.