... 4. Fast Delivery 30 days Technical Parameters for Solar Cell Tester:Input power: 220VAC±10%,5A,50Hz Spectral irradiance ... lifetime (average no. of flashes): 300,000Range of light intensity: 600 - 1250W/ m², Adjustable.Voltage ranges: 0-7.5V/15V/ ... 6A/12AData collection: 2ms~8msDimension: 380mm*490mm*700mmParameter for Solar Cell Tester:GMS-9AGMS-8BPower Supply220VAC±10%, 50HzPower Supply220VAC±10%, ...