Ultrasonic mosquito repellent, portable, silent, USB rechargeable, black, for bedroom and indoor use

🦟 General Description: Mini and silent ultrasonic mosquito repellent for indoor use — ideal for bedrooms, living rooms, or offices. Chemical-free, with no electromagnetic radiation or noise, it naturally repels mosquitoes and other insects. Perfect for sensitive households, pets, and confined spaces. ⚙️ Technical Specifications: Material: Flame-retardant and eco-friendly ABS; Color: Black; Power Supply: USB (5V) — cable included; Battery: 300mAh Lithium-polymer (long battery life); Power: 0.007W; Ultrasonic Frequency: 6–90 kHz (7-band scanning); Effective Range: 10–70 m²; Dimensions: 5.9 × 3.4 × 1.5 cm; Weight: 41 g; Contents: 1 mosquito repellent + 1 manual + 1 USB cable. 🔧 Installation: Instant installation — no fixing or tools required. Easily attach it to a shelf, windowsill, or piece of furniture with the integrated clamp. Ready to use in 2 seconds. 💡 Usage: Plug it into any USB port (computer, power strip, power bank) and it works instantly. Ideal for home, travel, camping, or fishing. Quiet and discreet, it blends seamlessly into your daily life without disturbing the peace. ℹ️ Other information: Designed for durable and safe use. No odor, no harmful substances. Suitable for enclosed indoor spaces. Measurement tolerance: ±1 cm. Color displayed may vary depending on screen settings.