Might be a good DIY project…“This is the first laser-guided regulation-sized pool cue. When activated, the harmless visible laser provides a precise guide for lining up the perfect shot with pinpoint accuracy. The touch sensor on/off switch features both manual and automatic shut-off to preserve battery life. The set includes a 58″ two-piece cue with a secure microfiber grip and an aluminum joint and ferrule…” [via] Link.
The Laser Guided Pool Cue