40W-MINI Handheld Laser Handheld IPG Laser 974nm Invisible Light

Dimensions:22.5x22.5x80mmDifferent coaxial auxiliary red light aiming, with an effective range of about 1 meterOptical power :40 wattsWavelength: 974nm, invisible lightMaterial: Aluminum alloy shellBattery: Model aircraft high-rate 350mAWeight: 95g+59 Regarding chargingType-C charging is compatible with Android phone chargers. lt indicates the battery level (excluding the charger). Do not look directly at the light outlet after turning on the device Usage methodPress and hold the power button for 3 seconds2. Place a dark cardboard box 50cm away3. Press the output key (to stabilize the device from shaking)