Check the listing for details. LED Ultrasonic Dog Trainer Barking Control Device Pet Repeller Training Tool. Condition: New. Listed at 39.77 USD. Features:1.Independent strong light 3W flashlight, with three modes of long light SOS and burst flashing;2.Independent ultrasonic button function; 3 modes of ultrasonic sound channel switching3.Independent Beep sound (25000-30000Ghz High Power) button function;4.The actual environment can reach 10 meters;5.3 channel switching; (1 fixed frequency 2 gap frequency conversion 3 random frequency conversion)6.Configure power display led;7.Configure ultrasonic working indicator;8.Large battery 1200Mah, power saving function, long standby time of 140 days, normal use up to 20 days, fast charging in 2 hours. Specification:Color box size: about 175*46*46mm/6.89*1.81*1.81inSingle gross weight (including packaging): about 135gPacking quantity: 100pcs1 carton net weight: about 13.5kgGross weight of 1 box: about 14.2kgCarton size: about 490*370*250mm/19.29*14.57*9.84inPacking List：1*Dog Drive Device1*Data Cable1*Lanyard1*Instruction