Bluetti B300K Expansion Battery, Silver/Grey

The BLUETTI B300K Expansion Battery is great for campers and van-lifers who want longer-lasting backup power at home or off-grid. The 12 W USB port lets you charge your everyday devices, whether you're camping or dealing with a power cut. It's compatible with BLUETTI AC200L, AC200MAX, AC300 and AC500 power stations, so it's easy to expand your setup whenever you need more energy. Plus, its LiFePO battery is built for more than 4,000 charge cycles, giving you dependable power for years of adventures.AI-BMS technology - monitors battery performance to keep your power supply running smoothlyCharges to 80% in 45 minutesExpandable up to 16,588 WhAluminium casing