Sun YOBA Solar Controller Solar Regulator 20A 12V 24V with 5V USB Charging This is an intelligent and multifunctional solar charge controller. Adopt customized LCD display screen, which makes the operation on the interface more convenient. All the controlling parameters can be reset flexibly to satisfy your different needs. The visual LCD graphic symbol ,and the Brief key operation makes it looks cool and easy to operate.User can a key to open and close the load,and a key to restore the factory settings.Also with 5V USB charging. High efficient series PWM charging, optimize the charging method of the battery. Also with Various protections, All the protections are harmless to other components. Temperature compensation function, the controller can automatically adjust the charge parameters of battery by environment temperature to prolong the service life of battery. The temperature sensor is included, if you can not find it in the package, contact with the seller to get it.