Features 1Dual USB output can automatically store various parameters set by the user and can prevent accidental power failure data will not be lost when the battery is off and the solar charge controller can be charged for 2 mobile phones tablets and other devices that require 5V power. 2Intelligent safety electrical protection with multifunctional electrical protection intelligent control automatic disconnection overcurrent shortcircuit protection reverse connection protection lowvoltage overcharge protection overheating protection and other functions effectively ensuring the stability of the system. 3LCD display with a clear display of status and data and easy to switch modes and parameter configuration suitable for home industry business etc. 4It can charge acid battery ternary lithium battery and lithium iron phosphate battery. The USB output voltage is 5V/3A and the battery voltage is 12V/24V. 5The controller is made of high-strength plastic adopts intuitive digital display settings timing settings and digital displays and the intuitive display corresponds to one-button operation. Specification Item Type: SolarChargeControllerMaterial: PlasticColor: BlackSystem Voltage: 12V/24V (automatic identification)Rechargeable Battery Type: Acid battery / lithium ion battery (ternary lithium) / lithium iron phosphate batteryUSB Output: 2 USB outputs maximum 5V/3AStandby Current: <10mAWorking Temperature: -35 - 60Size: Approx. 145x83mm/5.7x3.3in Package List 1 x SolarChargeController1 x Manual