Dark Energy Poseidon XL Battery

Built to thrive where others quit, the Poseidon XL delivers uncompromising performance in the world’s harshest environments. With a 100 W USB-C input and output, it powers everything from laptops to a Starlink Mini. Whether you’re deep in the backcountry or off the grid entirely, this is the power source you trust.
 

Features: 

• IP68 waterproof, fully submersible up to 6 feet for 45 minutes
• Drop, crush & dust-proof — built to exceed MIL-STD-810G standards
• 27,000mAh lithium-ion battery provides 1.5 charges for a 13" laptop
• 100W input and output port for fast charging (20V/5A)
• 1 and 2 hour timer to conserve energy and prevent accidental overnight drains
• Operates in extreme heat, cold, moisture, and elevation
• Built-in voltage regulator and surge protection for safe charging
• Compatible with laptops, satellite internet, phones, lighting equipment, cameras & more
• Built-in LED charge indicators
• 2 USB-C input for fast recharging (5V/3A, 9V/2A, 12V/1.5A)
• Rugged polycarbonate housing with diamond-texture grip and reinforced corners