Kestrel 0857A: Elite Weather Meter with Applied Ballistics w/LINK

What's new with the Kestrel Elite Weather Meter with Applied Ballistics over the previous Kestrel 4500 Applied Ballistics series: Bluetooth LINK work with PC/Mac via Dongle Bluetooth LINK to Smartphones / Mobiel / Android / IOS Takes 1 AA battery (instead of 2 AAA) Battery door is in the back, sealed away from the motherboard, should your battery leak as was common with all the 4000 series Improved high resolution screen for any lighting (even sunlight) and easy on your eyes. Intuitive user-inte