Use the PG250S to light small areeas or as accent light. The built-in tilt bracket allows it to be positioned anywhere a little extra light is needed, and it has a 1/4-20 tripod socket. It has a built-in slave, test button and front and rear ready lights. It can also be used with the PG820MT Mini-Tripod for a wide range of positions. The unit uses 4 AA batteries (not included).