the description of 801 penstly e cigarette:

Power saving function: LED lamp flashes 3 times into the energy saving mode.
Smoking function: atomizer starts work the LED lamp lights gradually during smoking and atomizer stops working the LED lamp darks gradually when you stop smoking, LED lamp flashes 2 times come into the energy saving mode when you smoking over the safe time and the atomizer stops woking.
Short circuit protection function: the battery output shorted the LED lamp flashes 2 seconds and put out during smoking
Low voltage detection function: when the battery voltage is lower than 3.2 V, LED lamp flashes 10 times to warn during smoking.
Charging function:LED lamp keeping light in charging until finished it puts out.
Charging parameter: charge voltage 4.3 v to 6.0 v and charge current 120 mA

The function of charger:Scewing the electronic cigarette battery in the mini USB charge’s twist joint and then connect with wall charger or mini car charger for charging.

Specification Of Electronic Cigarette 801-T

Model:801-T

Life of battery:300 times charging

Resistance value of heating coil:2.3-2.5omes

Full battery can keep for:380-400 puffs

Charging time:3.0-3.5 hours

Charging voltage:4.3-6V

Normal working voltage:4.2V-3.3V

Battery capacity:280mAh

Each cartridge can keep for:150-200 puffs

Each cartridge equals to traditional cigarette:15pcs

Each cartridge capacity:1.0-1.1g

Weight of the case:25.4g

Product size:Diam:11.5mm Length:155mm