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🚩Product features🚩 📍Using high-quality coils, which are the core components of the inverter. High quality handmade coils have a longer service life and higher efficiency 📍Use metal joints with good conductivity, cold and frost resistance, and safe use 📍When the inverter starts to overheat, the cooling fan will automatically dissipate heat to protect the inverter from overheating damage in a timely manner 📍Circuit board fully automatic intelligent control, efficient and intelligent. Safe and worry free ⭐Product specifications ▶Model: S-250W/SI-300W/SI-500W ▶Power capacity: 250W/300W/500W ▶Waveform: sine wave ▶Transformer: Square transformer ▶Input voltage: DC 12V ▶Frequency: 50/60Hz ▶Output voltage: AC 220V/230V ▶Protection: Overload and over temperature protection optional ▶Charger function: built-in battery charger ▶Size: 14.5cm * 16cm * 9cm/14.5cm * 16cm * 9cm/25cm * 19cm * 10cm 🌼The product includes🌼 1 * Solar inverter 1 * User manual 2 * Battery clip 2 * Charging cable