Compatible with most radios and walkie talkies within the frequecy 400-480MHZ
Made from Carbon Steel
Bettomshin 15 Packs of 1200 Strips PH 1-14 Test Paper Litmus Strips Tester Indicator Paper 80Pcs Per Pack for Garden and Soil Testing
magnetic induction switch
inductive current will be generated when the current in the circuit changes
Omron G7L-1A-TUB-CB-AC100/120 General Purpose Relay, Class B Insulation, QuickConnect Terminal, Upper Bracket Mounting, Single Pole Single Throw Normally Open Contacts, 17 to 20.4 mA Rated Load Current, 100 to 120 VAC Rated Load Voltage auspowers_batchsix Compatible with most radios andOmron G7L 1A TUB CB AC100 120 General Purpose Relay, Class B Insulation, QuickConnect Terminal, Upper Bracket Mounting, Single Pole Single Throw Normally Open Contacts, 17 to 20. 4 mA Rated Load Current, 100 to 120 VAC Rated Load Voltage This Omron G7L 1A TUB CB AC100 120 general purpose relay has Class B rated insulation material, quick connect terminal connections, upper bracket mounting, and is suitable for use in high capacity voltage