The MasterCool 98310 Wireless Refrigerant Scale simplifies refrigerant recharging and avoids unwanted wire tangling. Features: Easily store the remote in the body of the platform Keypad provides synchronization and zeroing Extremely accurate weight sensor Magnet on remote allows easy placement on fixtures Battery life symbol for platform and remote constantly displayed on LCD Wireless signal strength indicator conveniently displays on remote Capacity: 240 lbs (110 kg) Accuracy: ± 0.01 kg / ± 0.16 oz / ± 0.01 lb or 0.1% Resolution: 0.02 lb / 0.01 kg 31 cm x 31 cm Platform Auto Off Function Operating Temperature: 32 to 120°F (0 to 49°C) Accepts all US & EU standard cylinders Functions: CHARGE PROGRAMING: Allows user to program desired quantities. Before the charge is complete, an alarm will sound allowing ample time to turn off refrigerant supply. EMPTY/FULL tank feature allows user to know the amount of refrigerant in the tank at any time.