TSF-302 230mW 532nm Adjust Focus Flashlight Style Green Laser Pointer Pen Black (included one 18650 2200mAh 3.7V)
5000mW 450nm Blue Beam Single-point Stainless Steel Laser Pointer Pen Kit with Batteries & Charger Black
800mw 405nm High Power Handheld Purple Laser Beam Laser Pointer Pen with Laser Heads/Keys/Safety Lock/Battery 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.