Trusted Simplicity Gets It Done!You use a refrigerant scale nearly every day of the work week. You need it to work hard for you without taking a day off. Trust your measurements and get it done quickly with the SRS1 Refrigerant Scale. Enter how much refrigerant you want to add, open the valve, and wait for the alarm to sound so you know when to close the valve. Throw it over your shoulder when you’re finished so you can carry the tank in one hand and tell your family your coming home with the other.Non-slip Cushioned DesignRubber grip pad and rubber feet cushion the refrigerant tank so it holds securely.Charge/Recover Weight Alarm Enter how much refrigerant you want to add or remove. Start charging or recovering. Work on other tasks until you hear the alarm. Lightweight and Easy to Carry Carry your scale hands-free with the shoulder strap.Easy Up the LadderThrow it over your shoulder as you climb hands-free to the system. Carry it up a ladder or hang it in the truck. The padded soft case keeps your scale clean and safe.