Aug. DC 6-30V LED Digital Time Delay Relay Module Programmable Timer Relay Control Switch Timing Trigger Cycle With Case

High-concerned chemical : None Origin : Mainland China Specification 1 : battery monitor Specification 2 : Digital Time Delay Relay Modul Specification 3 : Programmable Timer Specification 4 : battery voltage meter Specification 5 : Control Switch Timing Trigger

Material: paper