Lens Tempered optical glass, Mode First gear (constant light), Battery life 40 minutes, Shell material Aviation aluminum T6061, Weight 12.3g, Battery 1xAAA battery (not included), Input voltage 0.8-2V, Size 7×1.5cm (lengthx head), LED power 1W, Waterproof IPX8, Reflective material Aluminum alloy reflector cup, Anti-drop height 1.5m, LED wavelength 365nm.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
TANK007 black UV01 365nm UV Flashlight 1W LED Portable Mini Keychain AAA Battery Blacklight Torch Waterproof Ultraviolet Lamp | $9.55 | – |
Click here to search by yourself. Here are coupons that you can use.
Updated:
Banggood
Warehouse in China.
Link: TANK007 UV01 365nm Flashlight
$16.68 with coupon: BGAlerabat15
Additional Banggood coupons:
1. First page
2. Second page
Price history and price alert
Check out price history chart (for all/most countries) for TANK007 UV01 365nm Flashlight. The lowest price was: $8.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).