Here is my new DIY 430Wh portable power station! ⚡ The entire enclosure is custom-designed and 3D printed. Powered by a 300W pure sine wave inverter (220V) for stable and efficient performance. Includes fast charging PD 60W + QC 18W, LCD display, and cooling fan. Perfect for outdoor use, lighting, laptops, fans, and phone charging. 🔧 Components used: • 300W Pure Sine Wave Inverter (220V) • 40 × 18650 Sinowatt 2600mAh cells (430Wh total) • BMS 4S 120A • 2 metal push buttons • 220V AC 3-pin outlet • 11cm metal handle • Custom 3D-printed PETG carbon , PLA+ enclosure 3D file : A compact, powerful, fully DIY power station made for makers! #DIY #PowerStation #3DPrinting #BatteryPack #PureSine #PortablePower #PD60W #QC18W #BMS4S #makerproject DIY, power station, portable inverter, battery pack, 3D printing, pure sine wave, 18650, Sinowatt, PD60W, QC18W, BMS4S, custom build, KST