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Larkkey Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Larkkey products.

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Larkkey manuals

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LARKKEY WiFi Din Rail Switch Operating Manual

manual

Detailed operating manual for the LARKKEY WiFi Din Rail Switch (Tuya APP compatible), covering installation, configuration, functions, and timing features for smart home automation.

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LARKKEY 3P4W WiFi Smart Meter Instruction Manual

3NLB100A-01 • February 27, 2026

Comprehensive instruction manual for the LARKKEY 3P4W WiFi Smart Meter, covering setup, operation, features, specifications, and troubleshooting for real-time energy monitoring and voltage protection.