User's Manual
User Manuals 
B10: Battery cover 
Initial operation 
 Take out the receiver, open the bracket B9, pull down the battery cover B10, and install the battery correctly 
according to the positive and negative signs. After the product is fully displayed, enter the pairing mode for 2 
minutes, and you can see the receiving symbol flashing. Before the pairing is successful, all data are 
displayed as short lines. 
 Use a screwdriver to screw the lock screw of the battery cover on the back of the development launcher, 
open the battery cover, install the battery correctly, and insert the probe wire to be used into socket A1, A2, 
A27 or A28. 
 When pairing mode, you can press 
  button of the transmitter to transmit the signal manually or wait for 
the transmitter to transmit the signal automatically. 
 After pairing, the receiver will display the temperature of each channel of the transmitter and the 
corresponding alarm setting status. 
 If necessary, type C data cable can be used to supply power to the transmitter. After connecting the external 
power supply, the backlight will be on all the time, and the battery power supply will be cut off automatically 
without removing the battery. 
Switch the devices OFF and ON 
 Press and hold the button 
  for 3 seconds, the device is switched OFF mode, in shutdown mode, press 
the button    once to turn the device back ON. 
 The receiver will also enter a pairing mode of up to 2 minutes after turned ON with press    button. 
Transmitter 
1
, Calibration function 
 Compared with the standard thermometer, when the gap of the product is found,Press and hold the 【CAL】 
key for 5 seconds to enter the calibration mode. First, the CH1 real-time temperature position is switched to 
the flashing 0.0, and the  “CAL”  is flashing display at the same time. Press the 【+】  or 【-】key to adjust the 
temperature  value that  needs to  be  offset.  Step 0.1 each  time, press and hold to adjust quickly; Press the 
【CAL】key  to  confirm  the  calibration  value of  CH1  and go  to  the temperature  calibration of  CH2.  CH2's 
real-time temperature position is switched to flashing 0.0, and the  “CAL”  is flashing display at the same time. 
Press the 【+】  or 【-】  key to adjust the temperature value that needs to be offset. Each time you press 0.1 
step, press and hold to quickly adjust…… 
 If there is no effective operation within 20 seconds during the setting process, the modified value will be 
saved and automatically returned to the standard mode. 
2
, RF function ON/OFF 
 Press and hold the key    for 2 seconds to turn OFF the RF function, and the symbol    in the display is 
disappears. 
  After  the  RF  function  is  turned  OFF,  press  the  key 
  once  to  turn ON  the  RF  function  again,  and  the 
symbol    will be displayed again. 
 When the RF function is ON, the symbol    will flash once for each transmission. 







