Product Features:
- Shell made of high quality ABS plastic with matte finish and high-end appearance
- Reed contacts connected when magnet is close to the switch, signal line is connected
- Reed contacts disconnected when magnet leaves the switch, signal line is interrupted
- Sends a signal to the host when roll door is illegally prized open by 2-3 cm
- Host emits alarm sound to deter illegal activity
- Suitable for shops, stores, garages, supermarkets, and other places
- Easy installation on roll door

Product Specification:
- Housing Material: ABS
- Color: Dark Brown
- Maximum Switching Voltage: 100V, 200V DC (optional)
- Maximum Switching Current: 0.5A
- Maximum Switching Power: 10W
- Output Mode: Normally Open, Normally Close (optional)

Package List:
- 2 * Door Magnetic Alarm

Shipping and Payment Information:
- We accept payment through [payment method].
- We ship items to your verified address.
- Payment must be received within 3 days from the date of purchase.
- All items will be dispatched within one business day by Airmail after payment is clear.
- Delivery timeframe is usually within 10-30 business days, but may vary due to unexpected delays.
- Some countries may experience longer delivery times.
- If you haven't received your items in 30 days, please contact us for assistance.
- Customs duty is the responsibility of buyers and may be incurred in your country.

Additional Information:
- Listing price includes value of goods, packaging cost, and export taxes.
- Duties, taxes, and charges are not included in the item price or shipping fee.
- Duties are the buyer's responsibility, please check with your country's customs office for more information.
- Any questions or concerns, please contact us via message or email.
- Your satisfaction is our aim, please leave us a positive feedback and detailed seller rating.
- We strive to provide excellent customer service and exceed your expectations.