Measures 6 1/2" high when open, 4 1/4" when closed. Aluminum construction. Spring-loaded candle tube keeps the flame height constant, while a small viewing window shows how much candle remains. Lantern collapses to compact size for transport. Twist lock base allows easy access for replacing candle. Useful for backpacking, camping, boating, at home, or for emergency lighting needs. For use with CDL10030 or CDL10033 candles (available separately). Hang packaged.