portable Solar Power System 1.With display of input volt 2.output volt, battery power conditions 3.Ideal emergency stand Features*Ideal emergency ... *AC, DC can simultaneous output *With display of input volt, output volt, battery power conditions, etc. MSP-H100H1A/B MSP-H100H2A/B ... 40W 50W Service life (years) 25 2525 25 25 Battery Capacity 18AH20AH20AH 24AH 24AH Service Life(years) 5-85-8 ...