Item NO.:WL-A55-H20 Dia: 200mm Frequency:50times/min Viewing Distance:1000m Rated voltage:6V Solar panel:5W lifetime 15years Batteries:6V 12ah LED lifetime:100,000h LED brightness:8000mcd/pc Color: Yellow flash only Fully charged : work over 200h | Item NO.:WL-A55-H30 Dia: 300mm Frequency:50times/min Viewing Distance:1000m Rated voltage:6V Solar panel:5W lifetime 15years Batteries:6V 12ah LED lifetime:100,000h LED brightness:8000mcd/pc Color: Yellow flash & Red Fully charged : work over 200h | Item NO.:WL-A55-H40 Dia: 400mm Frequency:50times/min Viewing Distance:1000m Rated voltage:12V Solar panel:10W lifetime 15years Batteries:12V 12ah LED lifetime:100,000h LED brightness:8000mcd/pc Color: Yellow flash & Red Fully charged : work over 200h |