A MUST HAVE FOR PET LOVER- 395nm wavelength can help to detect what naked eye can not see, like dog and other pet urine/stains, driver license, official identification cards, passports, customs or authenticate currency. COMPACT & PORTABLE-The package includes 2 blacklights, Each measuring 3.7 x 1.13 and 1.8oz in weight. Its ultra-lightweight and portable, you can keep in your pocket or at home or elsewhere. Perfect gift choice for your friends, colleague and pet-lovers. IPX4 WATERPROOF- IPX4 waterproof level resistant from splashing water. Suitable for use in rain, snow, or emergency situations. Special texture design to prevent sliding and reducing the danger of dropping. LONG-LASTING & SAFETY- Well-made with high quality Aluminum alloy material make it strong enough to withstand heavy use. The 12 pcs UV bulbs emit brighter light and last longer than other 9 pcs UV bulbs. Lifespan up to 15 years. QUALITY GUARANTEE- You will get 2 x blacklight flashlight (Batteries not included), 1 Year warranty and lifetime technical support, If there are any quality problems with the products you receive, please contact us, and we will send a replacement for free.