Waterproof Alarm

Specifications: PC material shell, more sturdy, waterproof ring design. Vibrationally triggered alarm suitable for bikes, motorcycles, doors or windows. 7 level adjustable sensitivity from gently touches to push or beat. Detering thieves effectively by 113dB loud alarm. IP55 waterproof and dustproof, more suitable for outdoor use. Installation by pasting with double-sided sticker or tieing it with strap. Note: These items are non-returnable and non-refundable.