1. 16FT LENGTH AND RETRACTABLE: This durable retractable dog leash equipped with 16ft nylon tape leash is strong and reliable, and retracts easily and smoothly. The puppy leash braking system automatically adjusts the leash to a desired length. Providing your pet a enough area to enjoy freedom. | 2.TOUGHNESS AND DURABILITY: The strong and durable nylon tape toughness to control medium dogs and large breed up to 110 pounds and durability to withstand daily use. Solid ABS plastic casing prevents impact cracking caused by accidental falling. | 3.FREEDOM AND CONVENIENCE BRAKING SYSTEM :Hands-free function allows your buddy to run freely. Press the multi-function button to maintain your current leash length. Push the button forward to lock up the current leash length. | 4.ERGONOMIC DESIGNED HANDLE: Ergonomically comfortable designed anti-slip handle grip reduce hand strain even on long walks,superior comfort and non slip, treats you to enhanced comfort. | 5.EASY-USE DOG POOP BAG HOLDER: Comes pre-equipped with a FREE roll of pet waste bags you can use to clean up after your dog's mess. Be stress-free when you take your dog out for play.

Keyboard feature： Responsive keys with comfortable hand feelling, more than 10 million times of button lifespan and durable,User-friendly design with a set of shortcut function keys cooperated with Fn key. -(Z,C,F,Shift-L,Ctrl-L,Space,A,TAB,S,D,W,E,Q,B,V,R,T,X,CAPS,G,UP,LEFT,DOWN,M,Alt-L,Right,) anti-ghosting with following appointed 26 key roll-over on USB. | The Latest Knob design: long press the knob button to switch game mode and multimedia，Num lock LED/Caps Lock LED/ scroll LED flash together when switch mode. | Rainbow color backlight shows its elegant temperament and humanized function. With intelligence sleep mode：the host enters sleep or standby state，the keyboard backlight is turned off，and the previous mode will be restored after the host starts. | Mouse feature： ergonomics exterior Desigh ，reducing hand fatidue, comfortable non-slip roller ，unique; using A704E high-end optical engine ，accurate positioning ，up to 4800DPI，with multiple modes of light cycle switching，default 4 different color indications: 800（blue）-1200（pink）-1600（red）-2400（purple）DPI（CPI）adjustable. powerful fire button function to improve game clearance effciency,feel comfortable。 | support software,users can customize function and store configuration functions to the computer,System requirement：WIN2000/ WIN XP/ VISTA/WIN7 / WIN8 / WIN10/MAC OS.