ZKTeco ML300 — Manufacturer product image

Bluetooth smart lock

ML300

ML300 Fingerprint Bluetooth Lock

A compact fingerprint and keypad lock with Bluetooth access, optional gateway connectivity and a Micro-USB backup power port.

100-fingerprint capacity
Bluetooth smartphone access
Optional gateway for remote access

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Product specifications.

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ZKTeco ML300 specifications
Brand	ZKTeco
Model	ML300
Product type	Bluetooth smart lock
Access methods	Smartphone, fingerprint and PIN
Fingerprint capacity	100
PIN capacity	100
Communication	Bluetooth
Remote access	Bluetooth gateway required
Voice control	Amazon Alexa / Google Assistant with compatible setup
Emergency power	Micro-USB
Battery life	Up to 1.5 years; approximately 10,000 accesses
Backset	Adjustable 60 or 70 mm for single-latch version
Front dimensions	75 × 138 × 23 mm
Rear dimensions	75 × 150 × 27 mm
Operating temperature	−20°C to +55°C

Official product information

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Specifications checked on 25 October 2026. Details refer to the linked manufacturer variant; confirm the supplied model, compatibility and included accessories with your quotation.