Electra 7 Instruction Manual page 10

Corrosive substance contained in the battery.
Danger of explosion
Do not use batteries of different models & capacities, do not use old and new
batteries together (replace the battery completely).
When using tools and other metal objects, keep away from the negative and
positive poles of the battery; short circuit or electric shock may occur if the two
poles are contacted.
Inflammable materials, do not expose to heat source such as naked flame or
spark; do not transport the battery along with inflammable or explosive material.
Disposal and recycling‐‐
Only authorized recycling companies can recycle parts of this wheelchair.
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