Can automatically adapt to 12V/24V voltageMade of aluminum with high heat dissipation capacityWith buttons for easy operationProtection class is IP21Energy conversion rate of up to 95%Function: Working efficiency up to 95%, temperature rise not more than 75 degrees, real MPPT controller. LCD LCD color display, discharge current display Light control, time control. Can charge lithium and lead-acid batteries.ampere: 60Asize: 21.8 x 18.6 x 6.7cmMaterial: ABS+aluminumcolour: blackPackage Contents: 1 x Solar ControlleOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.