Electric Field series: 

TV, radio, game player, VCR, power amplifier; 

monitoring equipment, servicer, satellite communication equip

-

ments.

USB instruction

• USB is only for charging, do not have date exchange function;

• Before charging please check carefully if the charging current of the 

appliance is under the inverters current, if it is exceed the charging 

current of the inverter please do not use, or it may destroy the USB 

port. 

• Some appliance must charging use certain charger, please use the 

certain charger to charging.

To save energy, the fan will not work unless the under two situations:

• the fan will work when the load is exceed 30% of the related power 

of the inverter;

• when the inside temperature of the inverter exceed 60 degree the 

fan will work. 

About use extended cable: 

• company Ritmix do not recommend use extended cable between 

the inverter and the battery, because it will cause lost of DC electric

-

ity and affect the effect of the inverter. 

• if really need use extended we suggest you use high quality cable 

to reduce the loss of electricity. 

Operation instuction

1. Connect this device with the car battery, connect the round 

terminal of red wire clip to the positive pole of battery, the round 

terminal clip of black wire connect to the negative pole. 

Warning: forbid to reverse connect polarity, it will damage the 

inverter.

2. Screw in terminal post, but not too tightly