RN4081 Electronic cigarette Specification: 1) 102(L)*9.3(D)mm(with inhaler sheath) 2) Weight: 14.5g(with battery) 3) Power source: DC3.6V(Lithium battery) 4) Different color available. 5)Harmless to others and the environment, without the danger of “second-hand smoking” 6)Made from microelectronic control and supercritical atomizing technologies 7)The cartridges are available in the following tastes:normal(tobacco extract),mint and kinds of fruit flavor. 8)Warranty: one year 9)Customized logos are available to be roll printed on pole of cigarette How to use: 1) to avoid over frequent usage of the product, once smoke it for sisteen times within one minute, the indicator light will continuously flash 10 times( about four seconds) for reminding. 2) if every time the user inhales more than five seconds, the light will contnuoudly flash 10 times( about four seconds) tips do not affect normal use. 3) when the indicator light is continuously flash for 30 times( baout nin