The PowerJet 501 (often branded as Oraimo PowerJet 501 50000 mAh – 85 W Fast Charging Power Bank) is a high‑capacity portable charger designed to keep multiple devices powered on the go — from smartphones to tablets and even some laptops. 
 

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Key Features

• 🔋 Huge 50,000 mAh capacity — can recharge many devices multiple times before needing a recharge. 
• 🚀 85 W fast charging output — powerful enough to charge laptops, tablets, and phones quickly when using compatible fast‑charge cables. 
• 🔌 Multi‑port charging — typically includes multiple USB‑C PD (Power Delivery) and USB‑A ports, so you can charge up to 4 devices at once. 
• ⏱️ Fast self‑recharge — capable of recharging itself (0‑80 %) in around 2–2.5 hours with 65 W input.