... current 3.8A, the brightness 1400lm.3. Switch power indicator light explains:*The red light for a second ... ,says 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, ...