1It has overcharge protection, overheat protection, overcurrent protection, overvoltage protection, short circuit protection. 2It can charge 3 batteries, 1 remote control (USB port) and 1 smartphone (USB port) at the same time. 3Intelligent temperature control, when the temperature rises, the fan will automatically accelerate. 4Perfectly fit for Autel Robotics EVO 2 series drone battery, easy to operate. 5The shell is made of aluminum material, safe and stable, firm and durable.Condition: 100% Brand New Item Type: Drone Battery Charger Shell Material: Aluminum Input Voltage: AC 100-240V 50/60HZ USB Output: 5V/3A Battery Output Voltage: DC 13.2V/12A (Branch Output 13.2V/4A) Charging Time: About 110 minutes when full of charge Fitment: Fit for Robotics EVO II, Robotics EVO II Pro, Robotics EVO II Dual Charger Size: Approx. 16.5 x 11 x 3.5cm / 6.5 x 4.3 x 1.4in1 x Battery Charger3 x Battery Charging Line1 x Power Line1 x Manual