Matson MA20121224 12/24V Antzap Service Minder

• Ideal for eliminating damage caused by voltage surges and spikes when welding on a vehicle or working on vehicle electrics
• Commercial vehicles, 4WD, automotive and marine application
• Protects electronics from voltage spikes and surges
• Easy operation with reverse polarity alarm
• Suits 12V / 24V applications
• Unique patented design
• Used in the repair market for more than 20 years