LED: Ultra bright diameter 8mm ( 6pcs) LED Color: Red,Yellow,Green,Blue,White. Working model: Blinking or constant (charged at daytime, working automatically at night) Working Hours: (1).Blinking:140hours for NI-MH battery; 130hours for lithum battery; 30hours for super capacitor after fully charged. (2).Constant:40hours for NI-MH battery