Milton S-99773 A-Style Push Button Coupler - 1/4" Female Brand_Ingersoll Rand It features four independent output

It features four independent output channels designed to properly charge a flooded or AGM (including Spiral Wound) battery

Sensing Element: Heated Tin Oxide

Designed for Larger Refrigerant Capacity Vehicles such as SUV and Light Trucks Simplifies R134a A/C System Recharging

Durable non-impact single piston shaft

Blow-molded plastic storage case keeps set contents organized and protected from loss

Milton S-99773 A-Style Push Button Coupler - 1/4" Female Brand_Ingersoll Rand It features four independent output1 4" NPT Safety style coupler Designed especially to prevent accidental disconnect. Reduces potential damage to property or personal injury. Double click to engage properly: First time locks coupler and plug Second time engages the air pressure