1、Applicable Model: The battery safe bag is for Mini 4K, for Avata 2. Please confirm whether it is consistent with the product you want before buying to avoid unnecessary return. 2、Enhanced Safety: Made of high strength fireproof material, the battery storage bag is explosion proof, radiation resistant, and heat resistant, offering safe charging and storage. 3、Waterproof Fabric: Splashing proof fabric of this safe protective storage bag protects the batteries from water splashing or spills, isolating hazards for an additional layer of guard for the batteries. 4、Hook and Loop Fastener Sealing: The battery fireproof bag is convenient and quick to use with hook and loop fastener design. The perfect sealing performance ensures convenient use. Safely protect lithium batteries from damage during storage, charging, and travel. 5、Versatile and Portable: The battery explosion proof bag is universally compatible, suitable for most small to medium sized drone battery charging manager and batteries, directly charge the batteries in the bag. It comes with a top handle for easy carrying.