2. At the end of the service life of the product, please recycle it according to local
regulations, and do not discard it at will to avoid environmental pollution.
3. Send the scrapped old battery to the specified waste battery collection point.
1.5 Key Functions
and
simultaneously press
and
simultaneously press
1.Long press: power on/off
2.Short press: turn on/off Bluetooth
1.Long press: enter the setting interface
2.Short press: switch the setting options in the
setting interface
1.Short press: switch refrigerant type
2.Long press: data zero calibration , (air pressure
zero calibration range: 1-100psi)
1. Short press:
①Switch the type of refrigerant
②The holding pressure interface opens the holding
pressure state
2. Long press:
①The pressure holding interface ends the pressure
holding state
② Exit the display interface of the holding pressure
data result
Switch measurement mode
Press and hold for 3 seconds to unlock and select
the refrigerant state
Note: After unlocking, the refrigerant starts to flash,
at this time, the refrigerant can be switched, and the
refrigerant is automatically locked after 10 seconds