Here are some of the main precautions that you should follow: You should not charge the battery with more than 1 Amp current. You should never leave the battery to charge overnight. Charge your vape battery by connecting the USB cable with a TV port, laptop or game console. Features: Slim Refillable Pod Kit 520mAh Battery 15-Minute Recharge Inhale Activated MTL Vaping 1.0 Ohm Mesh Coil Pods Doesn’t include a USB-C