Perfect Durable Liquid Heater For Buses Type:YJ-Q27.9TR Voltage:12v/24v Power:140w Advantages: 1.The structure is compact,disassemble and assemble and service are convenient. 2.Adopting diesel oil centrifugal atomization,the burning is full and thermal effciency is high. 3.Applied in the low temperature start of truck and heavy vehicle,it effectively reduces the engine attrition,and is convenient for drivers's operation. 4.With the automatic constant temperature function,it saves the energy. 5.It has many types and is suitable for 6-12m buses made in china.