<b>M1A2 Shot timer</b><br> is a device that responds to sound of gun shots, record the time that it occurs. <br> They can give a start signal, usually a beep of some sort. <br> M1A2 Shot Timer is suitable for military, police shooting training, IPSC, IDPA, 3GUNS and hunters. <br> M1A2 Shot Timer is designed to improve your shooting skills. It is now widely used in military and police shooting training, professional shooting sports competitions in various regions and countries. <br><br> <b>Features: </b><br> Size: 94x69x44mm, 3.4 ounces <br>Package: 1* Shot Timer, 1* USB Cable, 1* User Manual, 1* Belt clip (with 2 screws)<br> Delay, Instant, random, fixed, customized mode. <br> Par mode can be set circle and time for your own preference. <br> Adjustable sensitivity and beep levels. <br> IPV4 Waterproof, against splashing water. <br><br> When device is buckled on the training belt, it is more convenient for shooters to operate and view data. It can also be hung on the chest or backpack, easy to carry. <br> 100% Money Back Guarantee and 1 years warranty. <br><br> <b>Dry Fire Practice</b><br> The sensitivity level is compatible with ammo caliber reference <br> Level 1 is lowest, Level 8 is highest. <br> Level 2: 12.7mm <br> Level 4: 7.62mm <br> Level 5: 5.56mm <br> Level 6: 9mm/.38/.45 <br> Level 7: .22 <br> <b>Reminder: </b>Please stop using and change the timer when lower alert appear. <br> <br> <b>Airsoft Practice</b><br> When you use airsoft for training, you need to set to Firearms Mode and set the sensitivity to level 8. <br> <br> About the product, if you still want to confirm more information, you freely contact us and we will provide you with satisfactory service within 24 hours. <br> <br>