Features 1、? Superior Fire /u0026 Water Resistance: Our battery bag is crafted with a 3-layer imported fire and waterproof material (liquid silicone fiber cloth, heat insulation layer, and fiberglass cloth), capable of withstanding temperatures up to 2200℉ or 1250℃. This makes our battery bag far more effective at protecting your batteries from fire and water damage than other common fireproof bags on the market. 2、? Versatile Charging Port Design: Innovatively designed with a 3cm charging port on the side secured by hook and loop fasteners, our battery fireproof bag facilitates easy charging of your batteries while they remain protected within the bag - enhancing safety without compromising convenience. 3、? Secure Battery Fixation: To prevent battery movement during transport or in case of impact, our bag features built-in dual adjustable straps for securing the battery firmly in place, adding an extra layer of protection for your batteries. 4、? Compact Yet Compatible Size: Measuring 41x12x13cm, our compact but spacious battery bag can comfortably accommodate most batteries in the market - making it a highly versatile option for various types of batteries including electric bike batteries. 5、? Portable /u0026 Versatile Use: Wide Handle /u0026 Adjustable Shoulder Strap, this fireproof cash bag is super easy to carry all around. Aside from providing superior protection for your batteries during charging, storage, or travel, this lightweight and portable bag can also be utilized as a fireproof document or money bag - offering you added value and multifunctionality in one product. Specification Features: Package List 1 x Waterproof Fireproof Bag