Features:
▶ Intelligent Barcdode with Screen: Design with a 1.8" TFT Color LCD Screen and White Backlight. You Can View Barcode Content, Type, Number and Length in Real on the Screen. In Addition, You Can the Remaining , Signal Strength and Transmission Status in Real .
▶ &2.4G&USB 3in1 Connections: Barcode can support USB wired connection and connection(2.4G or ). You can easily connect with your laptop, PC, , . Work with XP/7/8/10, OS, , Android OS, iOS. 
▶ Large Rechargeable &Long Transmission Rang: Built-in 1800mah , it has long standby . No wires, 2.4G transmission distance to 150 meters (without barriers, more convenient.
▶ Chip: decoding capability, can scan paper and film barcode, high reflection and low brightness screen code. Available to set the of sleep mode.
▶ Decode Capability: Smoothly scan and decode 1D and 2D code ( EAN-8, EAN-13, Codabar, CODE 39, CODE 93, CODE 128, China Post, GS1-128, UPC-A, UPC-E, /EAN 128, ISBN/ISSN, ISBT, Interleaved 2 of 5, Standard 2 of 5, Matrix 2 of 5, Industrial 2 of 5, MSI, , ITF14, Telepen, etc.)and two-dimensional code (QR Code, QR Code, Data Matrix, PDF417, PDF417, Maxicode, , Hanxin, etc.)

Specification:
Model: MJ-1902
Size: 16.5  x6  x 8.4cm/6.4x2.3x3.3in (L*W*H)
Base Size: 10.2x7.8 x3cm/4x3x1.1in(L*W*H)
Color: Back+
source: 617nm (aiming aimer), 6500K LEDs (illumination)
: 640*480 CMOS
Resolution: ≥4mil/0.10mm@PCS90%
Printing contrast: minimum 20% reflection difference
Reading Angle: Test Conditions: CODE39, 10mil/0.25mm, PCS90%, : ±65° Roll: 0-360° Skew: ±60°
Prompt mode: , indicator , () LCD backlight ()
Scan mode: trigger, command trigger, trigger
Motion tolerance: 63.5CM/S
Decoding ability :
-dimensional: EAN-8, EAN-13, Codabar, CODE 39, CODE 93, CODE 128, China Post, GS1-128, UPC-A, UPC-E, /EAN 128, ISBN/ISSN, ISBT, Interleaved 2 of 5, Standard 2 of 5, Matrix 2 of 5, Industrial 2 of 5, MSI, , ITF14, Telepen, etc.
Two-dimensional: QR Code, QR Code, Data Matrix, PDF417, PDF417, Maxicode, , Hanxin, etc.
decoding
5 mil (Code 39): 1.1 – 6.5 in.2.8 – 16.5
13 mil (UPC-A): 0.5 – 9.7 in.1.3 – 24.6
20 mil (QR Code): 0.5 – 15.2 in.1.3 – 38.6
6.8 mil(PDF417 ): 0.9 – 7 in.2.3 – 17.8
10 mil(Datamatrix ): 1.1 – 7.5 in.2.8 – 19.1
Environmental parameters:
Operating : -20℃ to 50℃
Storage : -40℃ to 80℃
Humidity Relative humidity: 5% to 95% (non-condensing state)
Ambient resistance: 100000Lux Max
Earthquake resistance: It can withstand multiple drops from a height of 1.5 meters to the concrete floor and still work normally
High and low test: high (60°C) low (-20°C)
Transport test: 10H@125RPM
Electrostatic Discharge Meets 15 kV discharge and 8 kV discharge requirements
Current: 3.3V ±5%@280mA

capacity: 1800AHM
: less than 3 hours
Standby : more than 30 days
Work : ≤4hrs
Working current: standby less than 5 , working: 210
dual-mode 4.1 (support , SPP, BLE)
communication distance: greater than 20 meters visual distance
Display: 1.8-inch TFT color LCD screen, white backlight
Displayable content: information such as connection method, capacity, product barcode, product name, specification, etc.
2.4G communication distance: greater than 150 meters visual distance
Package Size: 17.8x10.2x10.2cm/7x4x4in
Package Weight:  617g/21.8oz

Packing List:
1 x
1 x Base
1 x 2.4G Receiver
1 x USB Connect Cable
1 x User Manual