Yes. Batch number, production date, test data and supplier info available.

Not recommended below 0℃; may cause irreversible capacity loss.

In-house + premium suppliers, stable and highly compatible.

Yes. Series/parallel supported with matching BMS design.

50% SOC, dry cool place 10–30℃, away from fire.

Response within 2 working hours; emergency solutions within 1 hour.

Yes. BMS built-in lock function; auto-lock at low voltage to protect cells.

The cells are produced in our own factory. Customer factory audits are supported to view the production process.

Normal. Monthly self-discharge ≤3%; capacity recovers after recharging.

For quality-related batch defects, we cover round-trip shipping and related losses.

Yes. We sign NDAs to strictly protect your designs, specs, and pricing.

Slight impact. Best lifespan at 0–45℃ with standard charging current.