Product Specifications

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Printing method

Thermal line printing

Roll paper

Width	57.5 +/- 0.5 mm {2.26 +/- 0.02 in.}
Diameter	40 mm {1.57 in.} maximum
Outer diameter of the roll paper core	At least 18 mm {0.71 in.}

Interface

USB-C

USB 2.0 Full-Speed (12 Mbps)

Wi-Fi model

IEEE802.11 a/b/g/n/ac (2.4 GHz or 5 GHz) compliant

Bluetooth model

Bluetooth 5.0 Dual mode: Outside Brazil

Bluetooth Dual mode: Brazil

Power supply

Battery

OT-BY20

(Included and also available as an option)

Approximate life span (number of charge/discharge cycles): 500 cycles

USB charging

Note:

Epson cannot guarantee and is not responsible for the performance or quality of 3rd party USB charging devices. The following is provided as a starting point reference to consider in selecting a 3rd party USB charging device.

Be sure to use Product that meets the following electrical specifications:

Minimum output	5.0 V/0.5 A
Maximum output	5.0 V/8.0 A

Be sure to use Product that meets appropriate and applicable safety certifications, ratings and regulation, which apply in the region where the product will be used.

For examples,

FCC Part 15 compliant
UL/CSA/TUV/ISED/CE/PSE/BIS/CCC etc.

When charging the printer, be sure to use the included USB Type-C cable.

Charging time

USB Type- C	At normal temperatures	At low temperatures
5 V/3 A	Approx. 3 hours	Approx. 5 hours
5 V/1.5 A	Approx. 3.5 hours	Approx. 6 hours
5 V/900 mA 5 V/500 mA	Approx. 10 hours	Approx. 19.5 hours

Charging time is the measured time from approximately 0% remaining charge to fully charged under the following conditions.

The battery is new.
The printer is powered off.
Normal temperatures are defined as approximately 10 to 30°C {50 to 86°F} and low temperatures as approximately 0 to 10°C {32 to 50°F}.

Continuous operating time

Wi-Fi model	Approx. 15 hours
Bluetooth model	Approx. 27 hours

Measured under our operating conditions when the battery is fully charged. The values vary depending on usage conditions and the operating environment.

Temperature/Humidity

Operating

Temperature: -15 to 50˚C {5 to 122˚F}
(Print quality can be guaranteed at 5 to 45 °C {41 to 113˚F})

Humidity: 10 to 90% RH, no condensation

When charging via USB

Temperature: 0 to 40˚C {32 to 104˚F}
(Print quality is not guaranteed)

Humidity: 10 to 90% RH, no condensation

Storage

When the printer was stored under the following conditions, leave it at 25°C {77°F}, 60% RH for 2 hours and then check the operation.

Hot and humid: 120 hours at 50˚C {122˚F}, 90% RH

High temperature: 120 hours at 70˚C {158˚F}

Low temperature: 120 hours at -25˚C {-13˚F}

Altitude

3,000 m or less

Overall dimensions (W x D x H)

Approx. 79.0 x 120 x 46.0 mm {3.11 x 4.72 x 1.81 in.}

Dimensions with belt clip removed.

Weight

Wi-Fi model	Approx. 223 g {0.49 lb}
Bluetooth model	Approx. 216 g {0.48 lb}

Both are the weight excluding the belt clip and paper.

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