This mosquito repellent wristband from MIJIA offers a chemical-free, ultrasonic solution to keep pests like bed bugs, cockroaches, fleas, flies, mosquitoes, and moths at bay. Lightweight and versatile, weighing just 30g, it can be worn on the wrist, ankle, or attached to baby clothes, strollers, or backpacks, the device requires no voltage and comes with two batteries included. Its compact size (8 x 8 x 2.5cm) makes it ideal for use at home or outdoors, combining effective pest protection with convenient wearability.