Mailbag - Bluetooth, RFID, iPhone Repair Tools, Hall Effect, DC-DC Power Supply, Capacitor Kit HD

Here we have Bluetooth modules, more RFID tags, some iPhone and other repair tool kits, a DC-DC step down regulator with digital control and readout, temperature/humidity measurement, resistor decade box, and some other things to help stock up the supply chain. Electrolytic Capacitor Assortment Kit https://www.ebay.ca/itm/24-Values-500pcs-Electrolytic-Capacitor-Assortment-Box-Kit-0-1UF-1000UF-inm/183048528891?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2057872.m2749.l2649 DC-DC Step Down Adjustable Power Supply https://www.ebay.ca/itm/DC-DC-Step-Down-Power-Supply-Adjustable-Push-button-Module-with-LCD-Display-/331968508085?var=&hash=item4d4add70b5 LCD Thermometer Hygrometer Humidity Temperature Meter https://www.ebay.ca/itm/LCD-Thermometer-Hygrometer-Humidity-Temperature-Meter-Indoor-K-Type-Probe-New-/322368075240?var=&hash=item4b0ea275e8 RFID IC Keyfobs Key Tags Token NFC TAG Keychain 13.56MHz for Arduino https://www.ebay.ca/itm/10PCS-RFID-IC-Keyfobs-Key-Tags-Token-NFC-TAG-Keychain-13-56MHz-for-Arduino-MF/172308736891?hash=item281e66ab7b:g:YvUAAOSw9EJZs2w4 HC-05 30ft Wireless Bluetooth RF Transceiver Module serial RS232 TTL for arduino https://www.ebay.ca/itm/2PCS-HC-05-30ft-Wireless-Bluetooth-RF-Transceiver-Module-serial-RS232-TTL/162870710771?hash=item25ebd9d1f3:g:Ri4AAOSwbiFZPf49 A little antenna theory http://www.antenna-theory.com/definitions/sparameters.php 5x Male+ 5x Female 2.1x5.5mm DC Power Plug Jack Adapter Wire Connector for CCTV https://www.ebay.ca/itm/5Pairs-Male-Female-2-1x5-5mm-DC-Power-Plug-Jack-Adapter-Wire-Connector-for-CCTV-/172040632645?hash=item280e6bb945 MAX31855 K Type Thermocouple Breakout Board Temperature -200℃ to+1350℃ Out https://www.ebay.ca/itm/MAX31855-K-Type-Thermocouple-Breakout-Board-Temperature-200-to-1350-Out/172480318084?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2057872.m2749.l2649 10pcs Hall element 49E OH49E SS49E linear Sensor https://www.ebay.ca/itm/10pcs-Hall-element-49E-OH49E-SS49E-linear-Sensor/181847310990?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2057872.m2749.l2649 EE4071 3 AAA 3A Battery Holder Case Box With Switch https://www.ebay.ca/itm/EE4071-3-AAA-3A-Battery-Holder-Case-Box-With-Switch-Blk-5044974-/173329194640?hash=item285b399e90 Smart Car Mounting Bracket for Ultrasonic Ranging Module Analog Servo https://www.ebay.ca/itm/DIY-kit-Smart-Car-Mounting-Bracket-for-Ultrasonic-Ranging-Module-Analog-Servo/112519435511?hash=item1a32ae54f7:g:mXAAAOSwD39ae8ek MiNi Micro 4.3g Servo For Control Aeromodelling Aircraft Flight Direction https://www.ebay.ca/itm/MiNi-Micro-4-3g-Servo-For-Control-Aeromodelling-Aircraft-Flight-Direction/112234929163?hash=item1a21b91c0b:g:HdAAAOSwqxRa8SN1 VGA Breakout Board https://www.ebay.ca/itm/D-SUB-DB15-Adapter-VGA-Female-3Row-15Pin-To-Terminal-Breakout-Board-Connector/181591282624?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2057872.m2749.l2649 Phone Repair Kit https://www.ebay.ca/itm/Multifunction-Phone-Repair-Opening-Screwdriver-Set-Hand-Tools-For-Apple-iPhone/152922930539?