Infrared heater of "BALLU" trademark, model BIH-APL-1.5 Infrared heater of "BALLU" trademark, model BIH-AP4-0.6-W Infrared heater of "BALLU" trademark, model BIH-AP4-0.8-W Infrared heater of "BALLU" trademark, model BIH-AP4-2.0 Infrared heater of "BALLU" trade mark, model BIH-AP4-0.6 Infrared heater of "BALLU" trademark, model BIH-APL-0.8 Infrared heater of "BALLU" trademark, model BIH-AP4-1.0-W Infrared heater of "BALLU" trademark, model BIH-APL-2.0