Careslong Helmet Light Mi litary Mini Signal Light Super Bright Led with Ipx8 Waterproof Safety for Clothing Backpacks and Outdoor Equipment apposite

Reusable Light: When the battery is exhausted you can replace the battery yourself (but replacing the battery will affect the waterproof function of the product) Size: 5*4.4*1.3CM. Specification: Material: Silicone Nylon Size: 5*4.4*1.3CM Light Color: Red/Blue/Orange/White/Green/Purple Applicable: Camping Hiking Mountain Climbing Cycling etc. Lighting mode: always on flashing Battery model: CR2032 Battery life: up to 100 hours Waterproof grade: IPX-8 Packing list: 1*signal light 1*CR2032 battery (built-in)