The Nitecore D4 is able to accommodate two batteries of varying sizes and chemistries. Integrated microprocessor automatically identifies battery types and selects appropriate charging voltage and current. Automatically detects battery status and selects the appropriate charge mode (CC, CV and-dV/dt)
Doesn't your short fill e-liquids deserve the best nicotine possible? Pro Nic by Prohibition labs is a 10 ml bottle of unflavoured e-liquid with a nicotine strength of 18 mg. Use it to add nicotine to any short fill e-liquid.