DescriptionAre you being troubled by the pest like bug or mosquito? Don't worry about it! This simple, practical and eco-friendly electronic ultrasonic pest repeller will be one of the reliable solution. Charged by USB cable, very convenient.Feature- Color: White. - Material: ABS. - Size: About 5x4x0.8cm. - High-tech quality, eco-friendly, safe. - Suitable for outdoor travel, camping, fishing, outdoor work, baby supplies, pet insect repellent, safe and environmentally friendly, no damaging to people and pet. - The ultrasonic high-frequency sound is inaudible to human ears but will startle and frighten away insects. - Portable and compact, easy to carry. - Charged by USB cable, very convenient.Specifications- DC: 5V/1-2a - Rated power: 0.007w - Working current: 1.8ma - Battery capacity: 100 mah - Sound frequency:13-75khz - Valid area: 10-70 - Output frequency: 13KHz~75KHz - Charging method: USB charging (fast charging is supported)