An extra Hopper battery doubles your on-the-go runtime. This is the only battery the Hopper io accepts, so picking up an extra one is a good idea. We recommend at least two batteries.
*All batteries sold are now GHB3. This battery can also be used in legacy Grasshopper units.
- 12.4mm Diameter X 63.0mm Length (0.49in X 2.48in)