Low/medium CanonQL1.7 Glll battery is power for ONLY the meter/auto mode and the camera has a full manual mode.
Olympus 35RD,35RC(?) tiny, manual mode, battery only for meter/auto mode.
Prices vary from under $100 to $100.+ No interchangeable lens, but very compact.
Olympus 35SP/n Just about Leica size, fits my hands better. Full manual, battery for meter/auto mode. Ranges $100-$200+