Shenzhen Rakinda Technology Development Co., Ltd.

Shenzhen Rakinda Technologies Co.,Ltd .

The leader of the barcode scanner module in the world.

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Fast Recognition QR Code Scanner Door Lock , Wifi Door Lock For Residential Areas

Fast Recognition QR Code Scanner Door Lock , Wifi Door Lock For Residential Areas

Fast Recognition QR Code Scanner Door Lock , Wifi Door Lock For Residential Areas

Product Details:

Place of Origin: Shenzhen, Guangdong, China
Brand Name: RAKINDA
Certification: CE, RoHS,FCC
Model Number: QL10

Payment & Shipping Terms:

Minimum Order Quantity: 1 pcs
Price: Negotiation
Packaging Details: Normal craft paper and foam
Delivery Time: Within 5 working days after receiving the balance
Payment Terms: Western Union, T/T, Paypal
Supply Ability: 5000 PCS/ month
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Detailed Product Description
Optical Resolution: 752*480COMS Lock Cylinder: Class B Anti-theft Lock Cylinder
Unlocking Method: Qr Code, Password, Key, Ic Card Material: 6063GB Aluminum Profile Aluminum CNC
Low Battery Alarm Voltage: ≤ 4.8V Standby Power Consumption: ≤50 UA

Safety QR code recognition For Residential Areas or Apartments Smart Door Lock




Our QC staffs have rich experience and are equipped with advanced equipment. In addition, our R&D department provides technical support to the entire production process. Besides strict supervision at every single stage of production, all the effort we are making is to ensure that our customers receive qualified products. The main goal of our organization is customer satisfaction through top-level product quality and continuous improvement of the service offered to our customers.


System Parameter

Supply voltage

DC 4.5 -6V

Low battery alarm voltage

≤ 4.8V

Spare power supply

Micro USB 5V

Standby power consumption

≤50 uA

Average trouble-free working time



4pcs No. 5 alkaline battery 1.5V


Touch ±8KV,Air ±15KV

Working humidity

10% ~ 95%RH

Operating temperature

-20℃ ~60℃


Machine Parameter

data encryption

National secret encryption algorithm

Unlocking method

QR code, password, NFC, emergency key, remote APP, combination unlock


6063GB aluminum profile aluminum CNC

Lock cylinder

Class B anti-theft lock cylinder

USB Emergency Power Supply

Micro USB 5V1A


2D Code Unlock Function

Image Sensor


2D code recognition

2D PDF417,QR CODE,DATA MATRIX,Support mobile phone mirror recognition


NFC Lock Function

Identification method

RFID ( ISO 14443A,14443B)

working frequency


Customs lock

Support (cards in accordance with ISO 14443A, 14443B)

Door Card capacity

QR code, NFC, password total 100 ,
3 group administrator accounts 3 groups of ordinary users




Support wechat applet

Electronic key sharing


Remote control


Alarm message reporting




Double security door opening method

Support (2d code, password, nfc , any two of the same or different combinations)

Flood control alarm



Hidden reset button

Trial error self-locking function

Support, any kind of unlocking mode for 5 consecutive errors, the system will alarm and force lock for 2 minutes.

Wireless power switch



Fast Recognition QR Code Scanner Door Lock , Wifi Door Lock For Residential Areas

Fast Recognition QR Code Scanner Door Lock , Wifi Door Lock For Residential Areas


Company Profile
Rakinda Technologies Co.,Ltd (The predecessor is Longview Tech Enterprise Co., Limited ) has been established since 2000, which has 6 branches in total, which are in Guangzhou, Shenzhen, Xiamen, Suzhou, Chengdu, Beijing and HongKong. "Rakinda" and "SCANMAX" are our two independent brands. Rakinda is also a leading worldwide Internet of Things solution provider, which is specialized in 1D/2D barcode identification technology (Embedded/Fixed Mount/Handheld/Desktop Barcode Scanner, Android PDA, Mobile POS, etc.) , radio frequency identification (UHF) technology and face recognition technology almost 20 years . We are oriented by customer demands , focus on development and innovation of intelligent systems and strive to provide most competitive IoT application solutions and services. Promoting people's lifestyle to be more intelligent is our infinite pursuit.




Q1: Can I get some samples? Are they free?
A1: We support 1pc sample order. Samples should be paid.


Q2: How can I buy?
A2: We are trade assurance supplier at Alibaba. You can start online order directly. Or pls contact us first according to the contact info. We will send you proper link directly.


Q3: What is your payment method?
A3: We accept Alibaba online orders, PayPal ,T /T, LC, Western Union , MoneyGram.


Q4: How long is your warranty time?
A4: Our officially promised warranty time is two years after delivery.


Q5: Where can we download the user manual of the scanners?
A5: We will send by email after you get samples.


Q6: What's the lead time?
A6: For sample, it is typically within 3 days. For bulk order, it depends on quantity and model you order.


Q7: Can you provide OEM service?
A7: Yes. We need further discuss about details.


Q8: If I come across any problem during product using, where I can get the support ?
A8: We support you technically 24h/7.please send all your questions to us. and we will give the professional,patient,expliantion by email or call in time.


Q9: How do you ship the scanners usually?
A9: Since it is light and compact, we usually use DHL, UPS, Fedex, TNT and post air mail. We also can ship the goods by your shipping account or other express agent you provided.


Sincerely, wish we have the honour and chance to serve for you. I promise you will be satisfied with our products and services.

If there is anything we can do for you please feel free to let us know and contact us.

Thanks for your time and wish you have a nice day.
Best Regards


Contact Details
Shenzhen Rakinda Technology Development Co., Ltd.

Contact Person: Yaping Wang

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