The internal slot design will not affect the side buttons, avoiding accidentally pressing the lock screen or volume button to interrupt the game and affect game experience. With high sensitivity, you can play the game quickly, steadily and continuously for a long time with no delay. Adopting premium ABS and metal material, it is durable and wear-resistant. With soft rubber contact, it won't scratch the screen. The length of the gaming trigger is approx 2.4cm, the width is approx 3.7cm and the height is approx 1cm. It is suitable for almost all kinds of smart phones. With mini shape and extraordinary hand feeling, it will help you enjoy the fun of the game playing. Item Name: Gaming Trigger Material:ABS,Metal Model: GT01 Applicable Equipment: for Smart Phones Size Details: Size: 2.4cm x 3.7cm x 1cm/0.94" x 1.46" x 0.39" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 3 x 2 X Gaming Triggers