To help put some more context to this thread......
Pic 1 - compare the size....Intova Ultra, Dorcy 220 (Penetrator 220), Tusa TUL-300 and Intova Nova.....
Pic 2 - Ultra on left and Dorcy on right.....
Pic 3 - Ultra on left and Tusa on right......
All with new batteries......
Hope this...