3.Support battery full automatic stop and low power automatic charging function to achieve automatic battery charging management 4.Can connect external temperature probe to support over-temperature protection. Stick the external temperature probe on the battery to automatically stop charging when over-temperature occurs 1.Output with anti-backflow function can charge various rechargeable batteries 2.With MPPT function Support MPPT solar charging 5.Note: This product has no output reverse connection protection. Reverse connection of the positive and negative poles of the battery damage the device. Battery charging requires certain professional knowledge. Non-professionals should not charge directly to prevent fire and explosion, Manufacturer: Akfldms