Powerology DIY Cell Power Bank – 15,000mAh (3×21700 Batteries), 18W PD/QC Fast Charging, Digital Display – Modular Portable Charger for Phones, Tablets & More

Translation missing: en.<h2 style=";text-align:left;direction:ltr"> Customizable Power On-The-Go – Swap Batteries, Never Run Out!</h2> <p style=";text-align:left;direction:ltr"> The <strong>Powerology DIY Cell Power Bank</strong> revolutionizes portable charging with its <strong>modular 21700 battery design</strong> and <strong>18W fast charging</strong> . Perfect for tech enthusiasts, travelers, and emergency preparedness.</p> <h3 style=";text-align:left;direction:ltr"> ⚡ Key Features:</h3> <ul style=";text-align:left;direction:ltr"> <li style=";text-align:left;direction:ltr"> <strong>Modular 15,000mAh Capacity</strong> – Includes 3× high-quality 21700 batteries (user-replaceable)</li> <li style=";text-align:left;direction:ltr"> <strong>Dual 18W Fast Charging</strong> : • USB-C PD 18W (Input/Output) • USB-A QC 18W • Charge 2 devices simultaneously at full speed</li> <li style=";text-align:left;direction:ltr"> <strong>Smart Digital Display</strong> – Real-time battery % and charging status</li> <li style=";text-align:left;direction:ltr"> <strong>Advanced Safety System</strong> – Overcharge/overheat/short-circuit protection</li> <li style=";text-align:left;direction:ltr"> <strong>Future-Proof Design</strong> – Swap batteries to extend lifespan indefinitely</li> </ul> <h3 style=";text-align:left;direction:ltr"> 🌍 Perfect For:</h3> <ul style=";text-align:left;direction:ltr"> <li style=";text-align:left;direction:ltr"> <strong>Outdoor Adventures</strong> – Carry extra batteries for multi-day trips</li> <li style=";text-align:left;direction:ltr"> <strong>Tech Enthusiasts</strong> – Customize your power solution</li> <li style=";text-align:left;direction:ltr"> <strong>Emergency Kits</strong> – Reliable backup power during outages</li> </ul> <h3 style=";text-align:left;direction:ltr"> Why Choose Powerology?</h3> <ul style=";text-align:left;direction:ltr"> <li style=";text-align:left;direction:ltr"> <strong>No Dead Power Bank</strong> – Just replace batteries when depleted</li> <li style=";text-align:left;direction:ltr"> <strong>Compact & Efficient</strong> – ​​21700 cells offer better energy density</li> <li style=";text-align:left;direction:ltr"> <strong>Universal Compatibility</strong> – Works with most 21700 batteries</li> </ul> <p style=";text-align:left;direction:ltr"> <em>Powerology DIY Power Bank: Power your way!</em></p>