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2021 - We used to stock Wanyu EL wire
You can chain as many as you'd like although after 5 or more shields you may run low on RAM if you're using an UNO
one wire is for ground the other is for signal
NFC (Near Field Communications) is a way for two devices very close to each other to communicate
Maximum 5V @ 60mA draw per 1
Universal Qi Wireless Receiver Module Wearables 2021 - We used toIf you have a modern smart phone you may have noticed that it comes with built in wireless charging capability called 'Qi charging.' Qi is a trademark name for a thin and smart inductive charging system. Many large gadget companies have standardized on Qi, which means it's easy to find a charging dish and we thought it might be cool if your Arduino project can recharge itself wirelessly. Thus, we now have a Qi charging receiver module as seen here
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