Maximum output power up to 350W Suitable for small solar systems IP55 waterproof design With short circuit protection function Adopt high quality aluminum alloy case Use photovoltaic panel(s) ONLY connect to this equipment. This equipment is ON-GRID Mini inverter,To work properly,it must be connected to the power grid correctly,and the power grid is working properly,When the power grid stopped working,it will also stop generating. Do NOT exceed PV panel(s) voltage over the inverter max input voltage. Do NOT exceed PV panel(S) power over the inverter max input power. Do voltage sources are pass through this equipment,Each circuit must be individually disconnected before servicing. Do NOT cover other items on this equipment. Do NOT remove the lid.Servicing must be performed by qualified service personnel. When pv array is exposed to light,it supplies to this equipment. Install from direct sunlight and direct rain exposure. Colour:black Material:aluminum Size: 23.3 x 7.6 x 3.3cm Package Contents: 1 x Inverter 1 x AC cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.