5Plus 5-Pack CR1620 3V Lithium Coin Cell Batteries – Compatible with CR1620, DL1620, ECR1620 – Ideal for Key Fobs, Scales, Toys, LED Lights, Wearables & Medical Devices
£2.99
This product would be well-suited for IoT devices and wearable electronics due to its compatibility with various devices such as key fobs and medical devices.