Keep your Breza Sun Hat powered and ready to go. This replacement battery is compatible with the Breza Sun Hat's dual cooling fan system, giving you a quick swap option so you can stay cool all day without waiting for a recharge. Compact and lightweight, the battery tucks neatly into the hat's built-in battery pocket. Keep a spare charged and on hand for long days outdoors — swap in seconds and get right back to enjoying the breeze. Tech Specs 5V, 5000 mAh lithium-ion battery Barrel plug connection Charge time: 3–4 hours Compatible with the Breza Sun Hat