15 guides
Batteries and safety
Cells, charging, travel and storing kit properly.
Batteries and safety18650 vs 20700 vs 21700: which vape battery size do you need?The numbers are just measurements: an 18650 is 18mm wide and 65mm long, a 21700 is 21mm by…3 min readBatteries and safetyWhat CDR means on a vape battery, and how to check yours is enoughCDR, or continuous discharge rating, is the current in amps a cell can supply without…4 min readBatteries and safetyHow to read a vape battery wrap, and how to spot a fake cellEvery genuine cell carries the same core information: size code, capacity, voltage and…3 min readBatteries and safetyTorn battery wrap? When to rewrap a vape battery and howA torn wrap is not cosmetic: the metal can under it is the negative terminal, so a nick near…3 min readBatteries and safetyHow to charge a vape safely: plugs, cables and the overnight questionUse a decent USB plug, charge on a hard surface, stay in the same building and unplug when it…4 min readBatteries and safetyExternal battery charger vs USB charging your mod: which is better?For removable cells, an external charger is the better everyday habit: each cell gets its own…4 min readBatteries and safetySingle vs dual battery mods: power, battery life and what you give upTwo cells give you roughly double the battery life at the same wattage and the headroom to run…3 min readBatteries and safetyHow long do vape batteries last, per charge and in years?There are two answers: how long one charge lasts, and how many months before the battery is…4 min readBatteries and safetyHow to store vapes and batteries: heat, cars, pockets and keysCool, dry and contained: that is the whole idea. Heat ages lithium cells and loose metal can…3 min readBatteries and safetyVape battery hot, swollen or leaking? What to do, step by stepStop using it, unplug it at the wall if you can do so safely, and put it on a hard surface…4 min readBatteries and safetyVaping in hot and cold weather: leaks, weak hits and battery careHeat makes e-liquid runny and batteries age faster, so summer means leaks. Cold makes liquid…3 min readBatteries and safetyHow to dispose of vapes and vape batteries properly in the UKNever put a vape or a vape battery in any household bin, general waste or recycling. Take it…4 min readBatteries and safetyKeeping e-liquid away from children and petsNicotine e-liquid is toxic if swallowed, and children and dogs are both drawn to sweet smells…3 min readBatteries and safetyVape fire safety myths, and what actually causes battery firesVapes do not burst into flames for no reason. When a vape battery does fail, it almost always…4 min read
