MobileButtonScript

local cas = game:GetService("ContextActionService")


local plr = game.Players.LocalPlayer

local char = plr.Character or plr.CharacterAdded:Wait()


local function buttonPressFunction()


    char:FindFirstChild("Humanoid").WalkSpeed = 70


    cas:UnbindAction("ExtraSpeedButton")
end


local button = cas:BindAction("ExtraSpeedButton", buttonPressFunction, true, Enum.KeyCode.LeftShift)


cas:SetPosition("ExtraSpeedButton", UDim2.new(0.58, 0, 0.15, 0))

cas:SetImage("ExtraSpeedButton", "http://www.roblox.com/asset/?id=4756405108")