... peak power: 1.6 W / 5.5 VInput interface: DC interfaceOutput interface: USB 5 P interfaceLithium-ion polymer battery capacity: ... 1000 W/m2)External input dc voltage: 4.8 V-7.5 V + /-0.5 VExternal dc input current: 900 mA ... hoursAdjustable output voltage: DC4.8 V / 5.8 V / 8.4 V / 9.0 V (+ /-0.2 V)Output current: 400 mA-800 ... which can adjust output 4.8, 5.8 V, 8.4 V, 9.0 V. Each long as a, can adjust a ...