NodOn NIU-5-1-15 Bluetooth Smart Button for Smartphone - SoftBerry
Shop:
Amazon.co.uk
Product ID:
B01HOOE636
Description:
Power Supply : CR2032 Battery - 2 years lifetime 1 single button, capable to detect Single Press, Double Press and Long Press - Speaks IFTTT Embedded magnet for metallic surface sticking Shockproof and waterproof (IP68) Bluetooth Low Energy (4.1): 2.4GHz