Single pack is now cheaper from Amazon but not sure if this is bluetooth version.
Last deal from eBay https://www.ozbargain.com.au/node/630841
360° rotation.
Perfect for placing on stairs, hallways, hallways, bedside tables, kitchen, bathroom, garage, balcony etc.
Innovative magnetic construction
Equipped with human motion detection sensor
Thanks for sharing but I cannot justify the price
My version 1 are still going strong and they only cost me about AUD 7 each back then