TSF-302 230mW 532nm Adjust Focus Flashlight Style Green Laser Pointer Pen Black (included one 18650 2200mAh 3.7V)
UKing ZQ-j10L 5000mW 520nm Pure Green Beam Single Point Zoomable Laser Pointer Pen Kit Chrome Plating
U`King ZQ-012A 638nm 500mW One Mode Waterproof Crude Linear Spot Style Red Light Aluminum Alloy Laser Pointer Kit Black
Flashlight type of laser pointers, shaped like a normal flashlight, most use lithium batteries. With the laser pointer is different from larger and more convenient to heat and into the module, power is greater than the laser pointers, power, ranging from the tens to hundreds of mW, some even up to 1000mW (1W) or more. As part of the power of the laser flashlight more than 500mW, to industrial and laboratory grade (IV-class), so need to use extra care, it is best to wear safety glasses, but also to avoid laser direct to the skin (the laser can cause skin cancer), that's a easy Combustion products, but also to a safe place to prevent children get.