FainWan 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module Compatible with Ar-duino sold2025 Sanding Mop Abrasive Wheel for B07L13TJBD

FainWan 12V 8 Channel Relay Module with OPTO Isolated High and Low Level Trigger 8 Ways Relay Switch Module Compatible with Ar duino sold2025 Sanding Mop Abrasive Wheel for B07L13TJBD Sanding Mop Abrasive Wheel for Polishing Removing Rust and Painting 8MHz Effective Distance 6~8M 6~8M 6~8M 6~8M 6~8M 6~8M Power Supply 2×AAA batteries (not included) 2×AAA batteries (not included) 2×AAA batteries (not included) 2×AAA batteries (not included) 2×AAA batteries (not included) 2×AAA batteries (not included) Package portable bag Hard Carrying Case portable bag Hard Carrying Case portable bag Hard Carrying Case Key Features Sharing Port Sharing Port Sharing Port Sharing Port Sharing Port Sharing Port Accessories 3 trigger current 5mA triggering the corresponding relay is low