Modern, comfortable to use and smart charger ZL-7 is used for a simultaneous charging of Ni-Cd and Ni-MH batteries type R6 (AA) and / or R03 (AAA). At the same time it supports 1 to 4 of the batteries. The number of used cells does not affect the charging time (see table). Completion of charging is indicated by a blinking or turned-off diodes (LEDs). After the process, the device automatically enters a cyclical recharging. In this way, the batteries are left in the chamber, ready for use at any time.