Heine NT 300 Desk Charger Features Innovative, compact design in a practical and space-saving unit Two independent charging compartments and complete functionality for one- or two handles at a time Fast charge feature: 2 hours to recharge a BETA L rechargeable handle with Li-ion L rechargeable battery, and 4 hours for other Heine rechargeable handles Automatic charging, independent of the state of charge of the rechargeable battery. Guarantees extended battery life. Charge status display: light pulses from the charging compartment confirm the charging mode Dimensions: width 5.5″, height 2.25″, depth 2.75″ Compatible with BETA L, BETA NT rechargeable handles. Note: For Heine rechargeable handles ONLY