- Try using brand new batteries. Do not use AA or AAA rechargeable batteries.
- Try marking a black spot on the side of the balloon with a sharpie or other black marker.
- Try using a darker colored balloon.
- Try blowing the balloon up further.
- Keep you hands steady or use a tripod to ensure a steady beam.
- Shorten the distance between the laser and the balloon.
- Use the focal lens from the Expanded Lens Kit.
Lasers with an output power of 95mW and above should pop balloons.