M20 3 in 1 Ultrasound Mosquito Repellent Wristband LED Clock Thermodetector Anti Mosquito Pest Insect Bugs Repellent Bracelet ( #: V9020B )

Features:
Ultrasonic smart mosquito repellent watch, 3-in-1 use, temperature measurement, time display, and mosquito repellent.
Pure physical mosquito repellent, free of toxic chemicals, safe and environmentally friendly.
Fast charging, long battery life, ensures 5 days working time and 6 months standby time after it is full charged.
Bracelet design, easy to carry, suitable for beaches, parks, camping, mountaineering, fishing and other places to use.
Three modes to choose simply press the switch button, applicable to indoor and outdoor use.

Specification:
Model: M20
Type: Mosquito Repellent Wristband
Color: Black, White(Optional)
Input: 5V/1A
Frequency: 34Hz-70KHz
Battery: 3.7V 90mAh Polymer battery
Charging time: 30 minutes
Package Size: 10 * 6 * 4.5cm / 3.9 * 2.4 * 1.8in
Package Weight: 50g / 1.8oz

Package List:
1 * Bracelet
1 * USB Cable
1 * User Manual