Weekender MAX PRO 250W 277.5Wh Pure Sine Wave Portable Power Station

ROCKSOLAR Weekender MAX PRO 250W 277.5Wh Pure Sine Wave Portable Power Station

What's included: Power station, AC adapter, car charger cable, cigarette lighter adapter, user manual

Key specs:

• Capacity: 277.5Wh | Output: 250W continuous | Pure sine wave
• Battery: lithium-ion polymer
• Ports: 2 × AC outlets, 1 × DC, multiple USB ports
• Weight: 5.95 lbs | Cycle life: 1,000+

Charging methods: Solar panel (compatible, sold separately), AC wall outlet, car charger

Built for: Camping, road trips, overlanding, emergency/backup power, remote work, power outage protection

Key features:

• Pure sine wave output — safe for laptops, sensitive electronics, medical devices
• Multiple simultaneous outputs — AC + DC + USB at the same time
• Built-in BMS — overcharge, over-discharge, short-circuit protection
• Quiet, zero-emission — no gasoline, no noise
• Ships with ~75% charge from factory — ready to use immediately

Warranty: 1 year

• Shipping: Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days depending on your location.
• Returns: You may return or exchange products within 30 days of receiving your order. Items must be in original condition with proof of purchase.
• If your item is defective or damaged due to manufacturing issues, we’ll gladly replace it at no additional cost.