BACOENG Digital Electronic Refrigerant Charging Weight Scale 220lbs for HVAC AUTO AC Freon Recovery with Auto ShutOff Back Light 9V Battery and Portable Case

HIGHER ACCURACY & RESOLUTION: The accuracy is ±0.05%. Three separate display modes for kg, oz, and lbs with LCD display; Digital charging scale capacity is up to 220 pounds.Slip-Resistant 9" x 9" weighing Platform, AUTO-SHUT OFF: Powered by a 9V battery. Automatically shuts off after 10 minutes of non-use; Backlight will shut off after 3 minutes of non-use. The backlight on the remote to read the display in dark environments, RUGGED, COMPACT DESIGN: Made of high quality plastic & metal material, durable and sturdy. It is compact and portable, easy for you to operate, COMPATIBLE WITH ALL REFRIGERANTS: Good for all sized popular refrigerant tanks, PORTABLE & DURABLE CASE: A heavy-duty carrying case is included to protect the scale and make it easier to carry it to the work spot