*Important Note: Stamp Mate Devices are no longer available for new Stamp Me subscriptions. Only replacements are being provided for legacy merchants.*

The Stamp Mate is a small plastic device that uses NFC and Bluetooth technology to validate stamps. The technical specifications are as follows:

Dimensions and weight:

Height: 15 mm (0.59 in)

Top length and width (square): 44.42 mm x 44.42 mm (1.75 in x 1.75 in)

Base length and width (square): 52.04 mm x 52.04 mm (2.05 in x 2.05 in)

Weight: 35 grams (1.23 oz)

Battery and Power:

Battery: 2 x 1.000mAh CR2477

Type: Cell, replaceable

Battery life - default (625ms interval) : Up to 4 years with default setting and 24-hour daily usage.

Battery life - full (100ms interval): Up to 12 months at full and 24-hours daily usage.


Bluetooth: Bluetooth Low Energy wireless technology 2.4GHzRF on iOS

Near Field Communication (NFC): Android

Signal range: 0-70 metres depending on settings and environment

Signal range (default): ~8-10 metres depending on environment


Material: LUPOY GN5001RFG

Flame resistance: Safe – VO flammability class

Colours: White (standard) with red Stamp Me logo

Protection: IP-54

Environmental Requirements:

Temperature: -20oC / +60oC (-4oF / +140oF) LUPOY GN5001RFG

Humidity: From 0% up to 95%

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