Features:

• Expand Your Energy Storage: Add an extra 572Wh of energy storage to RIVER 3 Plus for 858Wh, perfect for increasing energy storage for outdoors or power outages. Run a car fridge for 10.8 hours or travel kettle for 60 min. With a simple pogo pin connection, stack the extra battery in seconds without extra cables or screws.
• Use Independently: Lighten your load and use the extra battery on its own without RIVER 3 Plus. Use its 140W USB-C port for charging small devices and recharging the battery when you're on the go.
• 10 Years of Daily Use: With LFP battery chemistry, the battery pack has a 6× longer life than the industry average. Using exclusive X-Guard, the extra battery is protected with real-time monitoring and 40 protective features including overheating and short circuit.
• Robust & Reliable: IP65 waterproof rating protects against water splashes, making it perfect for outdoor use. Designed to withstand extreme heat with a UL 94V-0-rated casing and has been rigorously drop tested up to 3.3 ft without damaging the battery.
• 3 Charging Methods: Charge the RIVER 3 Plus Extra Battery directly using its built-in USB-C port. Connect to the RIVER 3 Plus to charge using solar, AC outlet or by using your car in as fast as 2.3 hr.
• What's in the box: RIVER 3 Plus art Extra Battery EB600 (572Wh), Quick Start Guide
• Warranty: 1 Year

Specifications:

• Product Dimensions: 9.2 x 8.8 x 6.2 in
• Net Weight: 12.8 lb (2270 g)
• Battery Chemistry: LiFePO4, 3000 cycles to 80% capacity
• USB-C Input: supports 5V/9V/12V/15V⎓3A and 20V/28V⎓5A, with a maximum input of 140W

• USB-C Output: 1 port supporting 5V/9V/12V/15V⎓3A and 20V/28V⎓5A, with a maximum output of 140W