Specification: Powered by 9V battery , low power With power switch. Move the power switch to the ON position, press the red button on the remote control to enter warning mode and the gray button to non-working mode Built-in vibration sensor. The alarm sounds if it is shocked, moved or vibrated by someone tampering with it or your motorcycle Scare away the potential thieves Perfect for scooters, motorcycles or cars Also ideal for windows, doors, filing cabinets, security boxes, indoor and outdoor use, etc Come with remote control and key ring for easy control Easy to use, no external power needed Working voltage: 9V (battery not included) Siren: 120dB With strong magnet, it can be stuck or attached to the motorcycle or other metal objects package includes: 1 X motorcycle alarm (9V battery, not included) 1 X remote control (use 12V/23A battery, not included) Note:< /p> After the alarm rings for 20 seconds, it stops and every time it vibrates, it rings for 20 seconds and then stops. Batteries are NOT included Remove the battery if you do not use it for a long time. Please allow 1-10mm difference due to manual measurement. Due to the light and screen difference, the item's color may be slightly different from the pictures. About Shipping: All items are shipped within 3 business days after payment is received. Most times you will receive them within 8-12 days then. The specific delivery time depends on the circumstances. If you have any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to contact us, we will reply you within 24 hours, wish you a pleasant shopping Thank you for your cooperation and we will make you feel satisfied.