F1 / eGo-W Passthrough Battery 650 mAh / 900 mAh / 1100 mAh
* You can vape during charging.
* The eGo-W (F1) passthrough battery has stronger short circuit protection and over discharge protection which make it more safer than other passthrough.
* The battery's button have a 5-click On/Off lock protection. Just press the button 5 clicks within 2 seconds to activate the passthrough.