Features: Made of high quality ABS material, tough and durable. Mini size and lightweight, easy to carry anywhere and anytime. The ultrasonic design(125dB) and strong white light(2800mcd) make it a effective repeller to prevent you from dog attacks. Can also be used to train your dogs to be obedient and stop some unwanted behaviors, such as barking, digging, chewing and more, also they are harmless to both humans and pets. Can also used as a torch for illumination in outdoor activity. Great training tool to correct your dogs' behavior, prevent you from dog attack. Specification: Condition: Brand new Material: ABS Color: Black Battery: 9V Stacked solar cell battery(Not included) Size: 12.5*4*2.5cm / 4.9* 1.6* 0.9 inch (Approx.) Package Included: 1 * Dog repeller 1 * User manual Notice: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures. .