The charger popped, there's a bad odor, and is not charging.
If the charger pops, smokes, or there is a bad odor this is an indication of a bad charger. Discontinue use and replace the charger. Contact [email protected] if your unit is under warranty for a replacement, or purchase a new one on our website Swiftpaws.com (or a compatible one anywhere they're sold)
The battery connectors are keyed - as well as the charger ports are keyed for one-way connection.
Always charge the LiPo batter inside a fireproof container such as a fireproof charging bag.
IMPORTANT: charge to "FUL" every time to assure proper balance of all cells inside the battery.