🔋 OTHC A3B Portable Power Station
300W Output | 288Wh Battery | Fast Charging | Lightweight
The OTHC A3B Portable Power Station is your ultimate companion for off-grid adventures. With a 288Wh high-capacity battery and 300W pure sine wave output, this compact powerhouse delivers reliable energy wherever you go. Featuring 3-way recharging, wireless charging, and a featherlight build, it’s the perfect blend of portability and performance for camping, road trips, and emergency backup.
🌟 Key Features:
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⚡ 300W Pure Sine Wave Output — Clean, stable power for sensitive electronics like laptops, cameras, drones, and small appliances.
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🔋 288Wh High-Capacity Battery — Extended runtime for multiple charges of your phones, tablets, lights, and other essentials.
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📱 Built-in Wireless Charging — Simply place your Qi-compatible smartphone on top for convenient cable-free power.
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🔄 3-Way Flexible Recharging — Recharge via AC wall outlet, 12V car socket, or solar panels (sold separately) for total versatility.
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🪶 Ultra-Lightweight Design — Weighs only 7 lbs — easily portable for hiking, camping, and travel without the bulk.
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🛡️ Advanced BMS Protection — Built-in Battery Management System guards against overcurrent, overload, overheating, and short circuits.
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🔌 Multiple Output Ports — Simultaneously power multiple devices with AC, USB-C, USB-A, and DC outputs.
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🌲 Quiet & Emission-Free — No fumes, no noise — safe for indoor and outdoor use.
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🔋 Fast Charging Technology — Quickly recharge the power station itself to get back to full capacity in less time.
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💡 LED Display — Real-time battery level and output status at a glance.
⚙️ Technical Specifications:
| Specification | Details |
|---|---|
| Battery Capacity | 288Wh (Lithium-ion) |
| AC Output Power | 300W continuous (600W peak) |
| Output Waveform | Pure Sine Wave |
| Weight | 7 lbs (3.2 kg) |
| Wireless Charging | Yes (Qi-compatible, up to 10W) |
| Charging Methods | AC wall outlet, 12V car port, solar panel |
| AC Outlet | 1× 110V / 300W |
| USB-C Port | 1× 60W (Power Delivery) |
| USB-A Ports | 2× 5V / 2.4A each |
| DC Ports | 1× 12V / 10A (car port) |
| Battery Management | Overcurrent, overload, overheating, short-circuit protection |
| Display | LED battery level indicator |
| Operating Temperature | -10°C to 40°C |
| Cycle Life | 500+ cycles to 80% capacity |
🧩 Ideal For:
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🏕️ Camping & RV Trips — Power lights, phones, mini-fridges, and CPAP machines
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📸 Photography on Location — Keep cameras, drones, and laptops charged in the field
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🚗 Road Trips & Tailgating — Portable power for entertainment and essentials
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🏠 Emergency Home Backup — Reliable power during outages for critical devices
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🏖️ Beach Days & Outdoor Events — Charge speakers, phones, and small fans
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💻 Remote Work — Keep laptops and hotspots running anywhere
💡 Pro Tip: Pair with a 100W solar panel for unlimited off-grid power during extended camping trips!




