Laser pointers and laser pens, manufactured in various colors and used as presentation tools, signaling devices, etc.
Kapil Sharma @kapilsharm96232
声誉积分: 25
1
发帖于: 2025年2月28日
How to repair
这是一个好问题吗？
bill @ruggb
声誉积分: 6.8千
5
mostly, these devices suffer from bad connections to the battery.
However, the next failure is the control module if it has one. Most small ones do not have one.
这个答案有帮助吗？
OmarEssam @omaressam97561
声誉积分: 1
发帖于: 2025年4月23日
It's probably bad or broken wiring
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