Here the price-performance ratio. China lamp (operating with one AAA battery or battery pack) for only 6,95, -. / Pcs and a fantastic light output for keyhole Search (! Almost too bright), basement corner illumination, or other entertaining opportunities in the dark , For a walk-walking not so suitable because insufficient light duration (only about an hour). For this purpose flashlights are (running on battery by VARTA or SANYO Eneloop) better suited in the battery size AA. Operation is very simple, since only one light level. By turning the lamp head on the lamp or even goes out. Color was me basically not care, but this red is more pink.