The Nitecore D2 Battery Charger is a universal compact vaping accessory with capability of charging two batteries independently. Compatible with a variety of batteries such as LiFePO4, IMR, Li-ion, Ni-MH, Ni-Cd and other smaller batteries, the Nitecore D2 Charger also has an intuitive LCD screen display. Filled with tons of safety features such as reverse battery, short circuit and overcharge protections, the Nitecore Digicharger D2 Battery Charger is the perfect choice for charging two batteries at once. The LCD screen displays the charging status, current and voltage, while automatically shut-off when charge is complete. Made of flame resistant and fire retardant ABS material, the Nitecore D2 Battery Charger is one of the best vaping accessories every vaper needs to complete the vapor collection.