Product Description HWLPM-Mini is a portable all-in-one laser power testing tool that can be carried around. It is easy to use, convenient to carry, equipped with a built-in rechargeable battery, has a wide spectrum, high sensitivity, and fast response. It has a wide range of applications. Measurement object Handheld laser, high-power laser pen, laser pointer, laser single tube and module, fiber laser. Usage method Tear off the protective film of the detection port, turn on the switch, and use the parallel light of the laser to incident on the detection port. Wait for the value to stabilize, and the display will show the current power of this laser. Precautions The probe is a crucial and sensitive component. The surface coating must not be touched or maliciously damaged; otherwise, it will seriously affect the accuracy of testing the laser power. If there is dust, it can be gently wiped with a dry cotton swab. When measuring, the laser must not be focused on the incident detection port, as it will cause irreversible and permanent damage to the probe. Parallel light can be used for measurement.