Product Information
Charging method: Suction charging
Charge for 2 hours and use for 5-10 daysBluetooth: 5.1Battery type: Polymer lithium batteryBattery capacity: 300mAhChip: NRF52840Android 5.0 or aboveWaterproof and dustproof: IP68 waterproof
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Refund in case of loss of the parcel
Refund for non-delivery
Refund if the item is damaged