Heavy-duty HVAC adapter cord is a fast and easy way to get power to run a vacuum or a recover machine.Without service power outlet to plug in,instead of running 100+ feet of cord.Hvac extension cord for HVAC-R service technician,residential HVAC technicians, HVAC training and job. Used it for an instant power for Vacuum pump.The reliable circuit breaker finder kit is the perfect accessory for your circuit breaker tracker (Compatible With 69411, RT250, ET300 and ET310 digital circuit breaker finder).The green wire is the real Earth Wire, which is safer to use, the black wire is the Live Wire, and the white wire is the Neutral Wire.Accessory upgrades: The gator clips has a good amount of tension, making the connection more stable, easier to use, making work more efficient and saving time effectively.color:BlackMaterial:plasticPackage Contents:1 x hvac toolsOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.