It's a convenient size for carrying around. I've only used it a few times, and it switches between 8 colors properly. 【Brand Reliability】 LUMICA is a brand that provides reliable lighting products, especially suitable for use at events and concerts. 【Variety of Colors】 This penlight can light up in 8 colors, allowing it to be used in various situations. 【Convenient Strap Included】 It comes with a convenient strap, making it suitable for use during events. - Brand: LUMICA - Function: Penlight - Accessories: Strap Thank you for viewing. Item Type: Penlight