● LED chip 
● Die-casting aluminum and PC
● IP66 water proof grade
● 7-9H charge time
● 5Years warranty 
● Battery > 2000 cycles, super long life
● It can work for 15 hours when the battery is full
● In the case of sufficient solar energy, there is no need for power grid(AC Input 100-240V)
● When battery power is less than 20%, it intelligently switch to grid power supply
● High efficiency mono crystalline silicon solar panel
● Japanese panlite PC material ,UV resistant and durable