New LS-E series solar charger controller 20A/12V24V 

LandStar E is newly launched economical solar charge controller of LandStar series. It adopts the most advanced digital technique and operates fully automatically for nominal system voltage of 12V/24V. The Pulse Width Modulation (PWM) battery charging can greatly increase the lifetime of battery. It’s easy to use, with various unique functions

Features:

High efficient Series PWM charging, increase battery lifetime and improve solar system performance
Use MOSFET as electronic switch, without any mechanical switch
LED indicators show battery voltage status
Adopt temperature compensation, correct charging and discharging parameters automatically to improve battery lifetime
Electronic protection: over charging, over discharging, overload, and short circuit
Battery reverse polarity protection