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Chenj Manuals & User Guides

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

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Chenj manuals

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CHENJ Universal Battery USB Charger Instruction Manual

Universal Battery USB Charger • January 18, 2026

Comprehensive instruction manual for the CHENJ Universal Battery USB Charger with LCD Indicator Screen, covering setup, operation, specifications, and safety guidelines for removable phone batteries.

User Manual: CHENJ 1.2V 40mAh Ni-MH Rechargeable Battery with Solder Pins

1.2V 40mAh Ni-MH Rechargeable Battery • November 24, 2025

This manual provides instructions for the CHENJ 1.2V 40mAh Ni-MH rechargeable batteries with solder pins, designed for various small electronic devices including timers, toys, watches, hearing aids, and…

HY300/HY300Pro/HY320 Projector Power Cord User Manual

HY300/HY300Pro/HY320 Projector Power Cord • November 13, 2025

Comprehensive user manual for the CHENJ HY300/HY300Pro/HY320 Projector Power Cord, including setup, operation, maintenance, troubleshooting, and specifications.

Universal Remote Control RM-014S Instruction Manual

RM-014S • October 25, 2025

Comprehensive instruction manual for the CHENJ RM-014S Universal Remote Control, including setup, operation, specifications, and troubleshooting for televisions.