SIM Card Adapter - 3-in-1 - WRL-13152 - SparkFun Electronics

This is a 3-in-1 SIM Card Adapter, a three small pieces of non-aging plastic that give you the ability to turn your nano or micro SIM into a card the next

Sonoff G1 GPRS/GSM Remote Control Power Smart Switch - AliExpress

SPARKFUN ELECTRONICS Electronic components. Distributor, online shop – Transfer Multisort Elektronik

SPARKFUN ELECTRONICS Electronic components. Distributor, online shop – Transfer Multisort Elektronik

1M9RS050

SPARKFUN ELECTRONICS Electronic components. Distributor, online shop – Transfer Multisort Elektronik

SIM-CARD BASED SMART RELAY FOR EWELINK - Sonoff, SmartWise, Shelly EU wholesale distribution

SIM Card Adapter - 3-in-1 - WRL-13152 - SparkFun Electronics

Gialer 4 in 1 Smart Card sim Card Adapter for IC Card, SIM Card with 2FF 3FF 4FF Mini Micro Nano Size : Electronics

Good Sale 433MHz Wireless Transmitter Receiver Board Module Syn115 Syn480r Ask/Ook Chip PCB - China Syn480r, Syn115

SPARKFUN ELECTRONICS Electronic components. Distributor, online shop – Transfer Multisort Elektronik

SparkFun Inventor's Kit - v4.1.2 - KIT-21301 - SparkFun Electronics

Sim Card Module Sim Card Socket Breakout Holder Adapter With Pin Header - Integrated Circuits - AliExpress