1 Channel 5v Relay Module Board Shield with Optocoupler Support High/Low Level Trigger Compatible Relay for Arduino（Pack of 8） auspowers_batchfour 360° rotating earhook long battery

360° rotating earhook long battery life

This is one electrical plug lockout made with high-quality materials and precision-engineered to provide a safe and long-lasting lockout

77'' 8'' x 5

REINFORCED SR CABLE JOINT:AINOPE USB 3

1 Channel 5v Relay Module Board Shield with Optocoupler Support High/Low Level Trigger Compatible Relay for Arduino（Pack of 8） auspowers_batchfour 360° rotating earhook long battery1 Channel 5v Relay Module Board Shield with Optocoupler Support High Low Level Trigger Compatible Relay for ArduinoPack of 8 Technical Parameters: Relay module: 5VQuiescent Current: 5mAMaximum current: 190mATrigger current: 2 4mATrigger voltage (low): 0 1. 5VTrigger voltage (high): 2. 5 5VPower Indicator: GreenRelay Status Indicator: RedSize(L x W x H): 512619mmModule interface: DC+: Connect to the power supply positive pole (Voltage according to