Upgrade Button: One-button button design, no need to hold down the button all the time, say goodbye to the cumbersome operation of traditional switch buttons. Torch mode protects you and your lovely pets at night 3 in 1 design: LED light + laser + purple light three modes USB charger: this toy for rechargeable cat uses USB charging and can be charged with multiple power sources (charger, power bank, USB car charger, computer), which means we don't have to change the battery often. Simply rotate the bottom of the toy to load it. Made of high quality stainless steel, this cat toy is reliable, durable, odorless and bite resistant. Lightweight: 10.2 x 1.6 cm (4.02 x 0.63 inch). The weight is only 26g. With a portable lanyard, it is very convenient to carry. It can be hung anywhere when you are out, such as water bottles, key chains, etc. The pen design is also very convenient to carry. Convenient storage when not in use, can be hung on hooks, hangers, etc. or can be stored in a box