4 in 1 Bike Lock

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4 in 1 Bike Lock


This 4 in 1 Bike Lock comes with an integrated intelligent alarm, audible and visual alarm taillights, wireless bell, wireless searching at night and other functions in one multifunction bicycle taillights, by remote control to achieve control of all functions. It uses hidden mounting design and USB charging mode, not only easy to operate, install and Lightweight appearance but also highly Portability, waterproof and weatherproof.


Model: A6
Colour: Black
Waterproof: IPX5 waterproof
battery capacity: 3.7V 800mA bulit-in lithium battery
Alarm sound:120 decibel
Lamp beads:COB bright light source
Remote control distance:1-100m(Open distance)
Buzzer material: copper
We recommend charging by using the Original USB charging cable we provided,charge USB cable can be connected to a computer or Android-powered mobile phone charging cable
-Charging 2-3 hours, using up to 15 days, up to 60 days standby arming
-When charging, the lights dimmed, taillights lit prompt goes out after full taillight
-If taillight is not workable when charging, make sure your charging port is fully inserted
-Please remove the taillight from your bike when charging

wireless remote
Remote control battery:12V/27A Alkaline battery
Applicable models:Normal installation is for bicycle saddle bracket width distance 5-7cm(Any bike models and sizes)
Four button(From top to bottom):Lock/Unlock/Flash/Wireless bell

button instructions:
(1)Lock and Unlock
Lock: Press the remote control Lock key,Taillight will ring three times Bi Bi Bi to alert owner,Taillight has entered the armed state,you will hear a ringing sound BI after 3 seconds, After 2 seconds the touch will go into alarm.
Unlock: In the alert, Press the remote control Unlock button, Bi the unit will beep long Bi , beeping native has exited alert mode.
(2)Trigger alert
In the locked mode. if there is vibration or percussion action, taillight immediately began to ring the alarm sound for 2 seconds, 2 to 12 seconds as still detected vibrations immediately rang 30 seconds continuous alarm sound.
When the taillight is not in alert mode, Press the button on the remote control, the lights will be switched in four modes for Burst flash/Fast flash/Slow flash/Closed.
Flashes 3 times per second/Flashes 2 times per second/Flashes 1 time per second
(4)Wireless bell
When the taillight is not in alert mode,press the button on the remote control, receiving host will ring a bell tone Di Di Di , long press the bell rang long bond Di

Warnings and Precautions:
-Do not place the alarm on the next ear to avoid hearing damage pressing ,the button or an alarm ,interval of at least 2 meters away from the ears
-This device is strictly prohibited children play
-Do not use this device in a fire

-Pls note that when put the host into the water for a test please close charging port Silicone Cover

Package included:
1 x Alarm taillight
1 x Alarm Holder mount
1 x Remote control
1 x Remote base
1 x USB Charging cable
1 x Installation Wrench stools
1 x Mounting screws
1 x Cable ties
1 x Instructions


Write a Review
Verified Buyer
14 Nov 2018 04:17

Great product

Verified Buyer
30 Oct 2018 06:24

Very fast and good packaging, and works well

Verified Buyer
23 Oct 2018 14:17

Loud sound beeps and can be initiation.

Verified Buyer
17 Oct 2018 07:43

The material is excellent and works wonderfully

Verified Buyer
13 Oct 2018 07:34

Great Product great price Great Seller Highly Recommended A + + + + + + + + + + + + + + + + + + +

Verified Buyer
13 Oct 2018 03:05

Ordered 1 Oct, received 13 Oct. Very satisfied. Highly recommend this store.

Verified Buyer
1 Oct 2018 11:00

Dear store !!! The product is great for 100% !!! Very fast delivery !!! You are excellent I have to recommend !!! I will give you 5 stars !!!

Verified Buyer
10 Sep 2018 09:16

Works well

Verified Buyer
18 Aug 2018 06:21

Checked and like how everything works.

Verified Buyer
10 Jun 2018 23:05

Good alarm. Fast shipping.


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have been shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of Bike Accessories World (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of https://bikeaccessoriesworld.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

A few reasons why buy from us:


We try our best to make your shopping experience not only pleasant, seamless and hassle-free, but also secure.


Enjoy flexible international shipping services that currently operate in over 200 countries across the world.


It's okay to change your mind! You can send your order back for a full refund, we've got you covered with our full Buyer protection.


Brand new products are available on a regular basis.


We don't want you to choose between the best value and the best service. That's why we offer competitive pricing.


Knowledgeable and professional support team is always happy to help you.


Check your order status online. As easy as that!

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