Remote Control Infrared Green Rattle Snake R/C USB Rechargeable 16" Long Retractable tongue and swinging tail. Measures approx 16" long with (22) segments and creeps along quite quickly when you push the forward, left or right buttons on the egg infrared remote. Remote runs on (3) button-cell batteries, included, and the snake is rechargeable via the included usb charge cord. Three different frequencies available for play. Range is about 20 feet.