The One Point is a fob that fits on a keyring or anything else you can think of attaching a fob to -- from your pet to your bike. It measures 1.49in/37.9mm and is 0.25in/6.4mm thin, and it is splashproof to the IPX5 standard. Powering the tiny fob is a user-replaceable CR2032 lithium coin cell that should last about a year. Regarding range, the fob is good to about 200ft/60m if you want to activate it to play a sound.
"We want to identify what a monarch's overwintering path looks like," said Ashley Fisher of the Xerces Society, which works on the conservation of insects and other invertebrates.
These Samsung Galaxy SmartTag2 Bluetooth trackers make for wonderful stocking stuffers to help the whole family keep track of their important belongings. Right now, a four pack of the trackers happens to be on sale at Amazon for 37% off. Normally, the four of them would go for an even $100, so that discounts takes off $37. You end up only having to pay $63 for a limited time. That works out to just $16 per SmartTag2.
Apple's AirTags have become one of my essentials while traveling, namely because they let me check whether my luggage is in the right place instead of panicking at the baggage claim. And right now, you can get a four-pack of AirTags at Amazon and Walmart for $64.99 ($35 off), which is just a few cents short of the bundle's all-time low. The sleek Bluetooth trackers let you check their location using Apple's Find My app.