I have been using this one from Harbor Freight Head lamp. Has worked quiet well for me so far.

310 Lumens zoom feature. 3 settings bright, dimmer, flashing
3 AAA
0-45* adjustment
robust wiring system

$9.99 on coupon sale.

Ed

A person who asks a question is a fool for 5 minutes the person who never asks is a fool forever.

The worst slaves are those that put the chains on themselves.