“HarvestLoop™” Solar-Powered Energy Harvesting Coin battery

Integrated Energy Harvesting Module

Recipient of the CES 2025 Innovation Award, SMK HarvestLoop™ is the world’s first solar-powered, energy harvesting coin battery with integrated multiple sensors and Bluetooth® Low Energy wireless communication.

Designed in a CR2032 size form factor, it reduces the reliance on lithium batteries and electronic waste, while promoting sustainable energy initiatives.

Applications:

• Remote controls

• Sensors

• Measuring Instruments

• Bicycle Components

• Etc.

Features

• CR2032-compatible coin battery module

• Charging by solar power generation

• Equipped with communication function by Bluetooth® Low Energy 5.3

• Integrated PV cell

• Replaceable PV cell (single- or multi-cell)

• Internal sensors (acceleration, temperature and humidity, as well as magnetic)

• Also supports wireless power transfer over the air (requires separate external antenna)

• Supports SMT