It is small but tremendously powerful! The durable LED light bulb is safe， effective and simple. The LED light bulb has long service life， and will result in money saved by lowered utility costs. With high quality， energy saving， high efficiency， long service life， the durable LED light bulbs is your best choice. The durable LED light bulb is great for landscape scene， spot lighting， architectural lighting， display scene， artwork lighting， mood lighting and so on. Order one for you now!<br>                                    Features            New，high qualityLow power consumption， ultra-bright， visible over a long distanceLight weight， compact and easy to carryThe water resistance design is for use in rainy daysSeismic， impact resistance， non-thermal radiation， safe and stable， reliable<br>                                                            Specifications            Light Bulb Type    White LED    <br>Battery Type    Button Battery    <br>Color    Purple    <br>Switch Type    press on， press off from rear cap    <br>Dimensions    1.57 x 0.91 x 0.28" / 4 x 2.3 x 0.7cm (L x W x H)    <br>Weight    0.28 oz /8 g    <br>Power Supply    1 x CR2016 Battery ( built - in)    <br>                                                            Package Includes            1 x 1 LED Mini Flashlight Torch Keychain Purple                                                            Extra Info             A good friend of you in dark With the keychain， it will be convenient for you to take along Mini flashlight<br><br> The light