This is a battery that lasts about 2-3 refills before it needs recharging. 650 mAh. This battery is slightly larger than the battery that comes with the starter kit. A manual battery has a small button on the side to operate it. You press this button and hold it in to give power to the refill or the atomiser. Remember to order a 4,2V USB charger separately if required.

Do NOT use 5 V chargers. Big batteries purchased before 27.09.2013 will only work with refills. Big batteries purchased after this date will work on both the refills and atomisers for liquid.