Specifications:
Rated Voltage: 12V 24V Auto
Application: Solar System Controller
Current: 10A/20A/30A
 
With Timer and light sensor,it could work for solar light system.
Only For off-Grid PV Solar System.
For 10A 12V Pv System: 120W Solar Panel,12V Lead-acid Battery,21V for Max input Voltage
 
Safety Instructions:
1.Make sure your battery has enough voltage for the controller to recognize the battery type before first installation.
2.The battery cable should be as short as possible to minimize loss.
3.The regulator is only suitable for lead acid batteries: OPEN,AGM, GEL
it is not suited for nickel metal hydride, lithium ions or other batteries.
4.The charge regulator is only suitable for regulating solar modules. Never connect another charging source to the charge regulator.