FainWan 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module Compatible with Ar-duino auspowers_batchthree MATERIAL--The shaker is made of

MATERIAL--The shaker is made of 18/8(304)stainless steel

LED Power Display and 60H Playback: Dual digital LED power display outside of the case is to show the power level for charging case and earbuds

Yonico Tapered Endmill Ball Nose Router Bits CNC Engraver Solid Carbide Spiral 1/4-Inch 1/4-Inch Shank 37415-SC

LIFETIME technical support

when it display "PASS"

FainWan 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module Compatible with Ar-duino auspowers_batchthree MATERIAL--The shaker is made ofFainWan 12V 8 Channel Relay Module with OPTO Isolated High and Low Level Trigger 8 Ways Relay Switch Module Compatible with Ar duino Description : 1. The module uses genuine quality relay, normally open interfaces Maximum load : AC 250V 10A, DC 30V 10A; 2. Using SMD OPTOCOUPLER isolation , driving ability , stable performance ; trigger current 5mA; 3 . The module voltage is 12V; 4 . Each way module can be set high or low triggered by jumper ; 5 .