Features

・Smallest and lightest ever design (Unit weight 263g)
・Tough body with rubber molding case design
(1.5m drop resistant durability (*2), dust- and water-resistance rating equivalent to IP54(*2))
・OLED display for clear visibility under sunlight
・Bluetooth Low Energy support (Android only)
・Max 80mm/sec print speed
・Max Φ45mm paper roll diameter
・Easy battery charging via USB-C connector
・Various Drivers and SDK available (Windows, Android, iOS and Linux)

(*2)Based on our own test, not a guarantee level

Specifications

Model

SM4-21W

Printing method

Direct line thermal

Resolution

203dpi (8dot/mm)

Print width

Max 384dot / 48mm

Paper Width

58mm

Paper Thickness

Receipt 59 to 85um

Paper External dimensions

Max φ45mm

Maximum printing speed

Max 80mm/s

*DC4.2V, printing ratio 12.5%, standard paper

Interface

USB, Bluetooth BLE, Wireless LAN

Characters

<ASCII>

Katakana, PC437/850/852/857/858/863/865/866/860/862/864/737
WPC1252/1252_2/1254/1250/1251/CP1253

<Download>

Available

Font/Dots

<ASCII 16 dot> 9 x 16 dots

<ASCII 24 dot> 12 x 24 dots

 

Sensor

Paper end sensor, Thermistor

Buffer Size

Input buffer: 8k byte
Print buffer: 32k byte
User memory: 33k byte

Barcode

UPC-A/E, JAN13/8, CODE39/93, ITF, CODABAR, CODE128
GS1 Databar Omni-directional, Truncated, Limited,
Stacked, Stacked Omni-directional

2D barcode

QR、MicroQR、MaxiCode、MicroPDF417、PDF417、DataMatrix

Command systems

ESC/POS (MODE-A)

*ESC/POS is registered trade mark of Seiko Epson Corporation.

Software

Android SDK、iOS SDK、Windows Driver & SDK

Regulation

VCCI/CE/FCC Class-B

Printing life

Pulse activation: 100 million pulses or more
Abrasion resistance: 50 km or more

*DC4.2V, printing ratio 12.5%, at room temperature, standard paper

Power supply

Battery Pack: DC 3.7V, 2100mAh
Battery Charging ( Recommended ratings ): DC5.0V, 1.0A or more (USB Port)

Current consumption

Idle: 300uA or less (Turn off)
Standby: 80mA or less (Graphic screen turn off)
Paper feed: 500mA or less
Printing: 1.5A or less (peak approx 3.5A)

Battery life

60m or more

Average with a condition of Battery fully charged, continuous print of printing ratio 12.5%, number of charges less than 100 times

Operating environment

Temperature: -10℃ to +50℃
*Guaranteed area for printing: +5˚C to +35˚C
Humidity: 20%RH to 80%RH (No condensation)
However, on the premise that 80% RH is up to 35℃.

Storage environment

Temperature: -20℃ to +60℃
Humidity: 10%RH to 90%RH (No condensation)

Weight

Approx. 260g (with battery pack, without Paper roll and Belt clip)

Dimensions

82.5mm (W) x 112mm (D) x 57.5mm (H) (With elastomer)

Drop impact robustness

1.5m

*All figures are results based on our internal test and are not guaranteed data.

Water and Dust resistant

IP54

*All figures are results based on our internal test and are not guaranteed data.

Features

Max.φ45mm paper roll

OLED display

Accessories

  • Battery pack:PL-220

  • USB-C to A Cable

  • Paper Rolls

  • Belt Clip

  • Belt clip screw (2 pieces)

Option

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