... , long lifespan, and low defect rate(<1%).6,Stable output frequency without Hertzian waves.7,Self ... 16V open 9,Under-Voltage protection:lower than 6.5V closed,higher than 8.5Vopen10,Short- ... @13.5V5,Power Consumption:35W/55W/ Stabilization time:≤30 S6,Operating temperature:-40°C~+105°C ... Over voltage protection test. 5) Flash light concussion test. 6) Quakeproof capability test. 7) Cold & warm boot test. ...