ELF Variable Voltage Battery - Red

3 Temperature Setting ( 4.0V Blue, 3.7V Green, 3.4 Red) 400 Mah High Capacity Stick Vape Battery Micro USB Pass Thru Charging Micro USB charging cable included To properly charge the device, please use the below instructions: When connecting your device to a charger that came with your Honeystick device for best results. If your charger needs to be connected to a USB source please do NOT use the following charging methods or it may harm your battery or not charge it properly: laptops, rapid chargers, power banks, or Apple products. Standard Android, Blackberry, Amazon, or generic wall adapters and desktop computers are good charging sources for the USB plugs.