Cubonic Pro-Player Automatic wireless Mobile PUBG Sensitive PUBG Mobile Fire/Aim Trigger Gaming Accessory Kit  (Orange, For Android)

Just use your index fingers to press the triggers, that shooting, aiming, moving, jumping, squatting, and lying operations can be performed at the same time, which can eliminate the trouble that use thumbs only. It is a massive advantage in close range combat because difference in milliseconds can be life or death. Moreover, no disconnection, response delay.