Anyone know how to turn off the screen backlight?<br />answer: Francis Doll "Hi,no the light on makeskyblue display is always on and can't turn it off."<br /><br /><br />buy the mppt from their website only. mine is a fake "3rd shift" 1st or 2nd gen unit. :(<br /><a href="https://makeskyblue.com/collections/solar-controller/products/30a-mppt-solar-charge-controller" target="_blank" rel="nofollow">https://makeskyblue.com/collections/solar-controller/products/30a-mppt-solar-charge-controller</a><br /><br />