Summer camp essentials: USB fast charging, 30 minutes of charging, 30 days of standby, 130 hours of use, can effectively prevent more than 90% of mosquitoes Three repellent modes: Press the switch once for indoor mode; press again to switch to outdoor sports mode; press again to activate silent sleep mode; fourth time to turn off Equipment This mosquito repellent bracelet is stylish, lightweight, high-end technology, suitable as a birthday gift, Mother's Day and Father's Day gift, whether indoors or camping, fishing, hiking, sports, barbecue, it can protect you and your loved ones from mosquitoes and enjoy a perfect summer Delivery quantity: 2x Mosquito repellent bracelet