1. Disconnect the module power supply, press and hold the setting button until powering the power module. Display shows the current power setting parameters;
2. Press the setting button to select P / L / F ,(P = 12V lead acid, L = 3.7V lithium battery, F = 3.2V lithium iron phosphate battery);
3 press the function key to set the number of the battery string, according to the function keys and set the key up or down to choose the number of batteries in series;
4. Press the function key for a long time to enter the advanced setting interface, use setting key to select S1-S5, enter key to select or cancel the current mode;
5. Re-energize the power after setting. The power automatically saves setting data.
E.g. 10 lithium battery power, turn on power percentage and voltage automatic rotation display (S1 mode)
Operation: Disconnect display module power, press and hold the setting button, power the power module, press the setting button for a short time to select L, press the function key to select 10, press the function key for a long time to select S1 and re-power.
1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.
2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.