The ZOLL AED 3 Spare Battery Case is the perfect solution for keeping your ZOLL AED 3 defibrillator protected on the go! This durable carrying case is designed specifically for the ZOLL AED 3 BLS defibrillator spare battery and can act as a secure way to transport and store the battery. Using a spare battery case can help ensure your spare is well-protected against damage, dust, and moisture. The ZOLL AED 3 BLS Spare Battery Case features a compact and lightweight design as well as a soft interior for a secure fit for your spare battery.