XINGYHENG 2Pcs 8 Channel Relay Module With the light coupling 12V Relay Expansion Plate Load Controlled Relay Switch Module Supports AVR/51/PIC Relay Control Module auspowers_batchfour Reduces High Pitched Whine Alternator

Reduces High Pitched Whine Alternator Noise caused by the car's electrical system

So do not store in temperature over 60℃ and charge only with specified charger 4

Blue/Yellow is not intended for structural applications

Specification:Condition: 100% Brand NewItem Type: Navigation Modified FrameColor: BlackMaterial: High-Strength PlasticSupporting Small Frame Installation

XINGYHENG 2Pcs 8 Channel Relay Module With the light coupling 12V Relay Expansion Plate Load Controlled Relay Switch Module Supports AVR/51/PIC Relay Control Module auspowers_batchfour Reduces High Pitched Whine AlternatorXINGYHENG 2Pcs 8 Channel Relay Module With the light coupling 12V Relay Expansion Plate Load Controlled Relay Switch Module Supports AVR 51 PIC Relay Control Module Features and benefits: 8 relay output modules, relay output contacts up to 250A 10A. Input IN1, IN2, IN3, and IN4 IN5, IN6, IN7, and IN8. signal lines are active low. VCC, GND power input terminal, relay can be separately powered by relay power input terminal JD VCC. Use: 1, support all