... lights, with light output current 3.8A, the brightness 1400lm.3. Switch power indicator light explains:*The red light ... voltage in 6.8V between 7.6V, half power.*Green lights up, says voltage in 7.6V ... between 8.25V, power between adequate.*Blue light up, says voltage than ... 8.25V, full power.4. Vacuum plating mirrir reflective, high temperature resistant, ...