•【Dual Frequency Modes】Features both fixed frequency and frequency scanning modes for effective dog training and bark control. •【Ultrasonic Technology】Utilizes 15-30kHz ultrasonic waves to deter barking and modify dog behavior without causing harm. •【Integrated Lighting】Equipped with a bright LED light with steady and strobe modes for added functionality and safety. •【Compact and Portable】Miniature design allows for easy carrying and convenient use in various environments. •【Rechargeable Battery】800mAh polymer battery provides up to 2 hours of continuous operation on a single charge. •【User-Friendly Interface】Features intuitive controls with vibration feedback and LED indicators for ease of use. Specifications: •Battery Capacity: 800mAh •Battery Type: Polymer 902535 •Working Current: 500mA •Charging Voltage: 5V •Continuous Working Time: 2 hours •Motor Speed: 15,000 RPM •Lamp Bead Type: LED •Ultrasonic Power: 15-30kHz •Charging Time: 40 minutes •Features: ON/OFF switch, fixed frequency mode, frequency scanning mode, illumination function •Indicators: Battery level, operation mode, charging status Package included: •1 x Ultrasonic Dog Repellent •1 x English Manual •1 x Type-C Charging Cable