MECER AXPERT 5.6K MKS IV 5600VA 5600W 48V PURE SINE WAVE MPPT INVERTER CHARGER COLLECTION_IDEAPAD DUET Frames Per Second (fps): 60 Black:Mint Frames Per Second (fps): 60 Lenovo’s signature gaming keyboard comes with media controls and a number pad It also supports USB On The go function for easy rewriting of internal parameters 20ms (for home appliances)– Waveform pure sine wave– Dual outputs YesBattery:– Battery voltage 48 vdc– Floating charge voltage 54 vdc– Overcharge protection 66 vdcSolar charger & AC charger:– Solar charger type MPPT 6000w– MPPT range at operating voltage 120 ~ 430 vdc– Maximum pv array open circuit voltage 450 vdc– Maximum solar charge current 120a– Maximum ac charge current 120aOperating Environment:– Humidity 5% to 95% relative humidity(non condensing)– Operating temperature 10 Degree C to 50 Degree C– Storage temperature 15Degree C to 60 – Degree CWhat’s in the box1 x Inverter1 x Cable1 x DVD1 x User Manual24 months Warranties:All inverters and batteries must be installed by a qualified electrical wireman or Master electrician with a valid registration with the Department of Labour