10PCS SW 420 Motion Sensor Module Vibration Switch Alarm Sensor for Arduino

Description

Visit store
Items for sale
About us
Product Details
Description:
Purpose:
Used to trigger the effect of various vibration, theft alarm, intelligent car, earthquake alarm, motorcycle alarm, etc.
This module is compared with the normally open type vibration sensor module, vibration trigger for longer periods of time, can drive the relay module
Module features:
1, the company produced normally closed type vibration sensor SW-420,.
2, the comparator output, signal clean, good waveform, driving ability is strong, for more than 15 ma
3, the working voltage of 3.3V to 5V
4, output form: digital switch output (0 and 1)
5, has a fixed bolt hole, convenient installation
6, small board PCB size: 3.2cm x 1.4cm
7, use the LM393 wide voltage comparator
Module directions for use:
1, product no vibration, vibration switch is closed on state, the output terminal output low level, the green light is lit;
2, product vibration, the vibration switch instantaneous disconnection, output the output high level, the green light is not bright;
3, output can be directly connected to microcontroller, through single chip microcomputer to detect the high and low level, thus to detect whether there is a vibration environment, call the police
Package：
10 x SW-420 Motion Sensor Module Vibration Switch Alarm Sensor Module for Arduino
Payment Method
Shipping Policy
Returns & Refund Policy
Feedback
Payment Method
EBAY Managed Payment.
But we only
Accept
your
Ebay Address
, please Make sure it's 100% right.
Payment must be received in 5 business days of auction closing.
Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order.
Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.
Shipping Policy
1. We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand.
2. Orders will be processed instantly and dispatched within 1-3 business days except hoilday, so we do NOT accept any email/message note after you place orders.
3. All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund.
Returns & Refund Policy
All package need to
wait 30 days
(US only n
eed 7-10 days)
,
Please take care it.Less than 30 days,we can't take a refund
.
If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please keep in touch with us and double check the return address before you return it.
If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.
Feedback
We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you keep in touch with us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.