M21 Ultrasonic Mosquito Repellent Bracelet Watch USB Rechargeable Anti Mosquito Repeller Wristband

Features: Pure physical sound wave mosquito repellent bracelet, does not contain harmful substances, nonchemical insect repellent, environmentally friendly and nontoxic. Builtin rechargeable battery, longlasting battery life, full battery standby time of about 3 months, continuous working time of about 3 days. Multifunctional bracelet, adjustable threespeed mosquito repellent mode, clock display, suitable for different scenarios. Bracelet design, easy to carry, with clock function, suitable for beaches, parks, camping, hiking, fishing and other places. Fine structure design, silicone strap, waterproof life, no water will enter when washing hands or raining.

Specifications: Material: Silicone, ABS Color: Black, White(Optional) Charging Port: Mirco 5V/1A Battery: 3.7V, 90mAh Charge Time: 30 Minutes Work Time: 3 days Standby Time: 3 months Frequency: 34Hz70KHz Effective Mosquito Repellent Range: within 1.5 meters Package Size: 10*6*4.5cm / 3.94*2.36*1.77in Package Weight: 50g / 1.76oz

Package List: 1 * Anti Mosquito Watch 1 * USB Cable 1 * User Manual