★ Don't let them say, "It's small and inconspicuous!" This is a keychain flashlight with a powerful UV (ultraviolet) light function, packed into an ultra-compact, palm-sized body. ◆ Key Features! A strong ally at night: Find keyholes in the dark instantly with this! For inspection and checking: Professional use is possible, such as checking the counterfeit prevention printing on banknotes, checking for fluorescent agents in clothing, and checking for stains in the toilet. Ultra-lightweight and compact: It won't get in the way at all when carried with your keys as a keychain. ★ This is an ultra-small hook mini UV flashlight keychain that solves minor inconveniences at night and further supports peace of mind in your life. We offer a **"good product"** at a low price, recommended for those who dislike bulky items. ◆ 【3 Reasons】Why This Light is Chosen 1. Keychain light that instantly solves "problems" at night Keyholes are found immediately!: You can quickly illuminate your hand when taking out your keys from your bag in a dark parking lot or entrance. Practical brightness despite being ultra-small: As you can see when compared to a ballpoint pen, it is very compact. It doesn't feel heavy or get in the way when carried as a keychain. 2. 【Powerful UV function】that reveals invisible threats Counterfeit money/counterfeit goods check: You can instantly check the counterfeit prevention marks on banknotes and cards during transactions on flea market apps or when traveling, significantly increasing your peace of mind. Cleanliness check: You can check for pet marking stains and overlooked stains in toilets, kitchens, etc., using fluorescent reactions. 3. Both ease of use and toughness Uses 3 LR41 batteries: Uses button batteries that are readily available at convenience stores and electronics stores. ※ Batteries are included for operational testing. Product Details Product Name: Hook Mini UV Flashlight (Keychain Type) Body Color: Black Light Source: UV light, high-intensity LED light Batteries Used: LR41 button batteries x 3 Listing Method: We have set a direct purchase price, so you can bid immediately. Color: Black (aluminum body) Functions: UV black light / LED light Condition: New, unused ▼ Regarding your purchase Due to the nature of personal transactions, we may not be able to provide the perfect service of a retailer or meet the expectations of those who are extremely concerned about minute details. We look forward to your bid.