Our touch controls lighter butane free,no gas or fluid,butane fuel is toxic to the human body and the environment,plasma lighter is good for you and the environment ???TOUCH SWITCH?--Plasma lighter is fingerprint independent induction system,extend battery life.touch the arc button,the single arc will work;touch the coil button,the coil will work ???RECHARGEABLE &FLAMELESS?--The internal lithium-ion battery eliminates the need for liquid fuel, and it can be easily recharged via any USB port using the included cord ???2-IN-1 ESIGN?---Our plasma arc lighter and coil lighter are all combined in one device,dual purpose electric lighter,best for lighting cigarettes ???LONGER SERVICE LIFE?--Double Sides Ignition design,No soot remains, USB lighter's life longer than single sides;high quality lithium battery,all-metal zinc alloy material,durable