The CATAGO FIR-Tech Pro Battery 12V 3500mAh is a powerful rechargeable battery designed for compatible FIR-Tech Pro and FIR-Tech LED products from Catago. With a 3500mAh capacity and 12V output, this battery provides reliable and long-lasting power during therapy and heating sessions for your horse. Perfect as a spare or replacement battery to ensure your FIR-Tech equipment is always ready to use. The compact black design is lightweight, portable, and easy to connect.