Specification:<br /><br /> <br />  <br />   <br />    Product name: <br />   <br />    301 650nm 5mw Red Light Laser Pointer<br />  <br />  <br />   <br />    Material: <br />   <br />    Aerometal<br />  <br />  <br />   <br />    Wave length:<br />   <br />    650nm<br />  <br />  <br />   <br />    Power supply :<br />   <br />    1x18650 Battery. (Not included)<br />  <br />  <br />   <br />    Laser range:<br />   <br />    1000~8000m<br />  <br />  <br />   <br />    Working voltage:<br />   <br />    DC=3.0-3.7V.<br />  <br />  <br />   <br />    Preheat time<br />   <br />    &amp;lt; 3seconds.<br />  <br />  <br />   <br />    Charging time<br />   <br />    3~5 hours<br />  <br />  <br />   <br />    Output Power:<br />   <br />    1-200mW<br />  <br />  <br />   <br />    Size: <br />   <br />    140X20x22mm<br />  <br /> <br /><br /><br />Features:<br />1. It is used to point at any desired target on projection screen｣ｬ video｣ｬ etc.<br />2. It can be used for presentation｣ｬ teaching indicator｣ｬ etc.<br />3.This high quality laser pointer adopts the latest technology optics and microelectronics.<br />4.Designed with red color light｣ｬ which is easier for you to find the target and outlight the key point.<br />5.The copper at the end is fixed by aluminium sheet｣ｬ which avoids short-ciruit.<br /><br />Package included:<br />1 x 301 650nm 5mw Red Light Laser Pointer<br />2 x keys