Heine’s mPack Portable Power Extends Operating Time The mPack power source provides portable power for the Omega 500 binocular indirect ophthalmoscope. Li-ion technology allows up to 3 times the operating time on a full charge. Features Freedom from cables Clips to belt Charges in just 2 hours Flexible charging options using either the EN 50 base station, or the mobile transformer Can also be used as mains power supply even while in “charge” mode Automatic remote power adjustment for compatibility with all HEINE 6 V and selected LED instruments Stepless light intensity control; optimum brightness setting prevents reflexes