... copper valve core more safe New Star Heater 2 in 1 High Quality Good Cooker&Good Gas HeaterAPG advantages:A.60 units metal ... 10 years.3. dual heating function with flame control lever, heater and cooker 2 in 1, whole unit life more than ... , all steel thickness more than 0.6mm, sturdy and durable.6. exquisite outline, easy handhold design, portable anywhere at your disposal ...