Bajaj water heater is an awesome product , it faster heat water and also saves energy, we are using it since 5 years but it is still in good condition, it automatically shut down when the water is over heated or some forget to off the switch, it very useful in winter , for your safety always switch off after use, it cover small space and it also get fit in small space or bathroom. It is copper coil faster heats the water and you can get heated water for bathing , always buy product by checking ISI mark .