ขาย 04Dl 1MW 405nm Blue Laser Pointer Pen Universal Military Laser Sight Pen Flashlight Beam Visible Beam Burning with Lock ราคาที่ดีที่สุด

Features: 100% brand new and high quality. 1. It is used to point at any desired on projection screen, video, etc. 2. It can be used for presentation, teaching indicator, etc. 3. Across the sky, leading you to find the stars in the clear nights. 4. Lightweight, suitable for putting in your pocket or handbags, easy and convenient to bring. 5. This high quality pointer adopts the latest technology optics and microelectronics. 6. Designed with Blue-Purple color light, which is easier for you to find the and outlight the key point. 7.By rotating the focus ring to adjust beam light. Find the smallest spot of the beam light to light a matchstick. 8. Made of aluminum alloy, more durable, handle is made of anti-slip material, which prevents the pointer pen from dropping down. 9. Designed with a hang rope, convenient to bring and you don't need to worry about lossing it. 10. Power-saving: with a key to lock the to avoid power loss -- when the key points at the red point ~ lock (green point~unlock). Specifications: Item Type: Pen Model: 301 Body material: Aluminum Alloy Color: Blue-Purple Housing Color: Black Size: (Dia×L) 2.2×14.7cm/0.87×5.79in (Approx.) Power supply: 1 x 18650 Battery (Not included) Beam style: continuous line Wavelength: 405nm range: 1000-1500 meters Working voltage: DC 3.7V Preheat time: < 3=""> Working temperature: 0℃～＋30℃ Storage temperature: -10℃～+40℃ Output power: 1mW How to use? 1.Unable to light a matchstick because the beam is parallel light. 2.Adjust the focus to enlarge the spot size. 3.Find the Focus Point(the smallest spot size on the beam ), most powerful and capable of lighting a match. Kindly Remind: 1. After putting the correct battery, please use the key to unlock the firstly and then press the button. 2. The pinter pen was influenced by temperature.In winter, if temperature is low outside of room, please warm up the pen for 5 minutes. 3. Avoid direct eye exposure to beam. 4. Please don't keep open for a long time, otherwise easy to damage the light bulb. 5. Children should only handle lasers under adult supervision. 6. The is high power .So it runs out of battery quickly.And please don't keep the on continuously for more than 2 minutes or it will get burnt from inside easily. Package includes: 1 x Laser pointer 1 x rechargeable 18650 battery(random send color) 1 x charger