SAFE & SECURE SHOPPING 100% SATISFACTION GUARANTEED FAST SHIPPING Store Categories Store Categories 433Mhz Wireless Shutter Door Sensor Garage Roller Switch For Home Alarm System u Product Description 433mhz Wireless Rolling Shutter Door Sensor Garage Gates Magnetic Detector Switch For Home security Alarm SystemSpecifications:Main material: Alloy plating shell /stainless steel pipe thread /Reed switchPower Requirements: 1*23A 12V battery (Included)Working current: ≤ 10mAQuiescent Current: ≤ 3uATransmit Freqency: 433MHzWireless transmission distance: ≥ 50MTransmitter size: 7x3.5x1.5cmFeatures:Low power design.Ultra small exterior design.Installation is simple and convenient.Cast iron casing, durable and durable.Mainly used for roller shutter/rolling door; also applied to other doors and windows.Installation:Stick part metallic magnet on the edge of the roller shutter/rolling door, and stick part metallic sensor on the fixed frame of roller shutter/rolling doorNote: The distance of these two parts shall be less than 3-5 cm when the roller shutter/rolling door is closed.Usage:Pull out the antenna of the transmitter.When the roller shutter/rolling door is opened from the closed position, LED will turn on red light for 5 seconds; the sensor will be triggered and will send alarming signal to the main unit.Package Content:1X Wireless Rolling Door Sensor(included 1* 12V 23A battery)Note:This rolling door sensor can not work alone. It works with most alarm system in the market. Check if your alarm system support 433mhz Shipping Contact Us Shipping We ship most of our orders within 24 hours, and may up to 48 hours from US Warehouse. In 2-5 working days, you will receive your items. Sometimes due to problems with our transportation company system, your shipping information may be delayed to update. We recommend that you try again after 3-4 days. If you still havent checked the shipping information, you can contact us by ebay message. Contact Us If you have any questions, our Customer Service staffs welcome you to email us. We strive to answer all questions and resolve any problems as quickly as possible.You can contact us 7*24, we will reply at the first time, and we will surely solve your problems.Note:1.We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately. Please allow 1 business days for us to response. If you do not receive any reply from us, please check your email ensuring your mailbox has not reached full size.2.Due to some ISP SPAM filter settings, you may not be able to receive our replies; if you have problems receiving our emails, you may need to use a different email account to contact us.3.Please give us the opportunity to resolve any problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues. Please email us before leaving any negative feedback or open any dispute on PayPal.4.We care about our valued customers, and will always try to help you. So if you have any problems, please e-mail us immediately. Copyright © 2022 Tongtool