Solid, sturdy silicone probe with 16.5-foot-range remote control features 10 functions plus intense incremental speed control. Probe may be used independently of remote. Waterproof. USB rechargeable, with charging cord included. Complete charge in 2.5 hours. Will run on highest speed for 50 minutes, and on lowest speed for 3.5 hours. Measures 4 in. by 1.25 in.