Battery doors are easy to misplace so it is handy to have spares. If you have lost the battery door for your Firefly 2 or you just want to keep some extras, this product is for you. The Battery Door for Firefly 2 is designed for quick and easy removal and replacement, which makes switching batteries convenient. This is an Original Equipment Manufacturer (OEM) product and is guaranteed to fit your Firefly 2 perfectly. Each battery door is made of silver magnesium alloy which makes the product durable and able to protect your battery from accidental knocks and drops.