IP65 CMOS 2D Wearable Ring Barcode Reader Scanner with 550mah Battery

1,Zebra scan engine SE2707

2,For  Android & IOS & Windows

3,IP65 grade

4,550 mAh replaceable battery

5,With charging cradle(not with bluetooth)



CMOS 2D Industrial IP65 Level Ring Wearable 550mah High Capacity Battery Barcode Scanner reader with battery Charging base

EF02 is 2d industrial ring scanner with IP grade . Its battery is 550mAh battery with bluetooth charging cradle,after full charge, it can work continuously for 10.4 hours . Rugged case makes it more suitable for warehouse picking / sorting out

EF02 USB interface bluetooth barcode scanner compatible with android is a powerful new generation barcode scanner with small size and charming appearance. It is designed for picking and sorting application, enable your operator to free hand and improve operational efficiency in your warehouse, distribution center and retail store.

You never need setting an item down to check paper work order or picking up handheld scanner. Operator even no need to put heavy package to the desktop for scan, it will save more time and physical strength. Compare with common wired handheld scanner, EF02 can increase 15%-30% productivity!;
EF02 wearable ring scanner enable operator to move package , products and materials, helping to increase more efficiency, It is very comfortable to wear it in whole working day, with high performance laser scan engine, even poor printed barcode can be read. The rugged rubber shell makes daily use reliable even in the roughest environments. EF02 wireless function allowing unparalleled freedom for movement in scanning, it can be avoid drop down and damage scanner when you wearing on the finger. Super Class2 Bluetooth technology and long range 2.4G antenna make you transfer data with 20M distance. You never need add more headcount to finish more work equip with EF02 wearable ring-style scanner. At the same time, we provide RS232 and USB version to connect PC and Electronic label shelf EF02 can connect with iOS and android smart phone easily. Special design Bluetooth protocol, you can scan barcode into iPad and iphone directly without install any software, double push trigger button, you can display and hide soft keyboard in iOS.



The rugged design of the EF02 uses Polycarbonate housing with overmold(PC+TPU). it can handle up to 200 drops from 1.5 meters onto concrete; Withstand at least 10 times Tesla Model3 Rolls

Excellent Button

Branding scanning button and strong rotation part

Flexible Battery Design

There is a switch off / on for the battery cover, which makes it very convenient to remove the battery .

Battery Capacity

550mAh replaceable battery, supporting more than 11 hours work after full charge; Charging time: 2 hours.

Customized one-to-many connectivity

One Bluetooth charging cradle at least allows one PC to connect with at least 5pcs ring scanners

NFC Connection

Just tap for instant pairing: with NFC, workers can simply tap the EF02ON NFC-enabled android devices. No need to scan a pairing barcode or open Bluetooth settings to identify and select the device.


Product Information

Technical Details
Product name Wearable Ring 2D Scanner
Model name EF02






Length:55.0mm, Width: 39.2mm, Height:51.2mm

Weight 65grams
Electrical Power: DC5V Typical: 300mA DC5V
Data storage 100KB for offline mode: 6000 15 bytes barcodes(Other flash is optional).
Working mode Bluetooth mode, offline mode and RS232 mode(optional)
Scan mode Manual mode, Continuous, Host, Sense mode
Ambient illumination 0~107,639 lux



Scanner performance

Sensor Type: 640 (horizontal) × 400 (vertical) pixels

Light:  610nm LED

660nm red LED

Scanner Angle: ±60°,±60°,±360°(skew, pitch, Roll) Field of view:   Horizontal: 42° , Vertical: 28°

Contrast: ≥20%






Battery power



Internal Battery: Rechargeable 550mAh Li-ion Battery, Standby 30 days, working time after full charge with good decode as below:

Continuous trigger

scanning interval

Decoding number Working time
1S 16800 4.7hours
5S 6400 8.9hours
10S 3700 10.3hours

Charge time: About 2 hours








Barcode Type







UPC-A, UPC-E, UPC-E1, EAN-8/JAN-8, EAN-13/JAN-13, Bookland EAN, ISSN EAN,

Code 128, GS1-128(formerly UCC/EAN-128), ISBT 128, Check ISBT Table, Code 128 Reduced Quiet Zone, Code 39, Trioptic Code 39, Convert Code 39 to Code 32, Code 32 Prefix, Code 39 Check Digit Verification, Code 39 Full ASCII, Code 39 Reduced Quiet Zone, Code 93, Code 11, Interleaved 2 of 5, I 2 of 5 Readuced Quiet Zone, Discrete 2 of

5, Codabar(NW-7), CLSI Editing, NOTIS Editing, MSI, Chinese 2 of 5, Matrix 2 of 5, GS1 DataBar-14, GS1 DataBar Limited, GS1 DataBar Expanded, Convert GS1 DataBar to UPC/EAN/JAN, Composite CC-C, Composite CC-A/B, Composite TLC-39, GS1-128

Emulation Mode for UCC/EAN Composite Codes



PDF417, MicroPDF417, Code 128 Emulation, Data Matrix, Maxicode, QR Code, Micro QR, Aztec, HanXin, US Postnet, US Planet, UK Postal, Japan Postal, Australia Post,

Netherlands KIX Code, USPS 4CB/One Code/Intelligent Mail, UPU FICS Postal

Decoding depth & Code 39 51mm -162mm (5mil);


Max. Resolution

(1 mil = 0.0254 mm)

Code 128 63mm -127mm (5mil);
PDF417 63mm -160mm (6.6mil);
PDF417 45mm – 228mm (10mil);
100%UPC 50mm -317mm (13mil);
Code 39 50mm – 495mm (20mil);
Data Matrix 38mm – 343mm (20mil);
QR Code 38mm -279mm (20mil).
Communication Class 3 Bluetooth HID, SPP, BLE(optional) with 20M distance,  RS232 cable(optional)
OS IOS, Android, Windows, Mac
Certificate CE, Rohs, FCC, EN60950, IEC60825, IP65, EMC, 1.5m drop test(200 times).

Utility Model Patent No.: ZL201420211350.8

Laser safety IEC60825-1-2007, Class 1
Temperature Operating: -5°C to 50°C ;

Storage: -20°C to 60°C

Humidity 5% to 95% (non-condensing)








1× EF02

1× 3.7V 550MAH Li-ion battery

1× Velcro

1× Charger cradle

1x User manual

Additional Information

Widely application used for warehouse,logistic, hospital,pharmacy store ,airport ect 

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