SPRING PARK Outdoor Portable Anti-Mosquito Device Keychain Ultrasonic Repeller Killer

Specifications:
The ultrasonic sound wave will imitate the same frequency as dragonflies to keep female mosquitoes away from you.
With small light, provide more convenience.
Suitable for travelling, fishing, barbecue, camping, hiking, etc.
The ultrasonic sound wave can be continuously working for about 400 hours and the light for about 30 minutes.   
Keychain style, easy to carry, perfect solution for outdoor mosquito protection.
Ultrasonic sound wave is totally non-toxic, no harm to humans or animals.
No radioactive and the sound wave is under 45dB, which has no influence on humans.

Type: Mosquito Repeller Keychain
Material: Plastic
Wave Cycles: 8500-10000Hz
Light: 50mA
Working Area: 1-2 Meters
Battery: 1 x CR2032 Button Battery (Included)
Features: Portable, LED Light, Safe
Size: 5.5cm x 3.5cm x 1.5cm/2.17" x 1.38" x 0.59" (Approx.)

Notes:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.
 
Package Includes:
1 x Mosquito Repeller Keychain