1、solar module------ 30-50Wp
2、solar charge controller------intelligence mode
3、lamps------ LED15000-20000mcd(light source enhanced mode with more than 50,000 hours work duration)\DC power-save low-voltage lamps(9-15W)
4、lamp pole(height)----- 2.50-4.00 m
5、battery------  one block(12V/38AH-65AH)
6、body material(of lamp)------aluminium alloy
7、performance------3 rainy days(4-8 hours each day)of work duration can be guaranteed if the battery is fully recharged
Points for attention:
1、the lamps must be setted on outdoor where no large building'shade cover over;   
2、5cm-10cm aboveground of the concrete base is necessary;                                       
3、make sure a correct way of circuit connection;