4iiii Precision 3+ Powermeter Left Sided FC-R8100

I am selling a brand new left sided 4iiii Precision 3+ Powermeter Crankarm for Shimano Ultegra FC-R8100. It is in the box, never opened and plastic wrapping intact. It is compatible with 12-speed Shimano Ultegra FC-R8100, crank lenght 172.5. Link to the Power Meter on the 4iiii Website - https://shop-ca.4iiii.com/products/left-side-precision-3-plus-powermeter-ride-ready?variant=40926441668705 Some details are below: The 4iiii Precision 3+ power meter for Shimano Ultegra R8100 combines the highest measuring accuracy of ±1% with an extremely compact and lightweight design and an impressive battery life of up to 800 hours. Apple Find My - Offering the peace of mind in knowing where your power meter is. Battery life - With up to 800 hours of battery life, you won’t have to worry about changing your battery for years to come. Accuracy in 3D - Not everyone has the perfect pedal stroke. With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke. Lightweight - At only 9 grams the PRECISION 3+ Powermeter weighs about the same as a sip from your water bottle. Waterproof - Designed to work in our tough environment. With an IPX7 waterproof rating you can be assured that your power meter can handle the toughest conditions. Product features Type: Non-Drive side Apple Find My: Yes ANT+ & Bluetooth Smart: Yes Accuracy of +/-1 %: Yes Automatic terrain selector: Yes Cycling metrics: Yes Left/Right balance: No CR2032 Coin cell: Yes Battery life: up to 800 hrs Waterproof rating: IPx7 (It resists water ingress at a depth of one meter for up to 30 minutes.) Cadence range: 30 - 170 rpm Power range: 0 - 4,000 W Profile: 5.5 mm Weight: 9 g (only the power meter) Operating temperature: 0 - 50 ºC Storage temperature: -40 - 60 ºC All 4iiii power meters are IPX7-rated for water immersion up to one meter and backed with an industry-leading 3 year warranty.