Product Features: - Emits ultrasonic waves to repel pests, inaudible to humans and pets - Non-toxic and safe for use around humans and pets - Covers an area of up to 80-120 square meters per unit - Low power consumption, designed for continuous operation - Does not interfere with radio, television, or other electronic devices - Easy to use and environmentally friendly - Effective against common household pests including cockroaches, mice, rats, spiders, mosquitoes, ants, bed bugs, fleas, and flies Specifications: - Voltage: 220 V - Power: 5 W - Output frequency: 20 kHz - 45 kHz - Housing material: ABS - Dimensions: 6 x 3 x 9 cm - Effective coverage area: 80-120 square meters - Plug type: EU standard plug Usage Notes: - Avoid placing behind carpets, curtains, or sound-absorbing materials to maintain effectiveness - Ensure no large obstacles are within 1 meter of the device; do not install behind appliances or furniture - Connect directly to AC 220V outlet - Operating temperature range: 0°C to 40°C - Some pest activity may be observed initially as pests relocate; full results typically visible within 3 to 4 weeks Package Includes: 4 x Ultrasonic Pest Repeller (with packaging)