This is a replacement ibm thinkpad a21m laptop ac adapter (laptop power supply with free power cord). It is rigorously tested, meets or exceeds original ibm thinkpad a21m charger specifications, brand new with 1 year warranty and 60-Day Money Back.
It is very important to compare our laptop ac adapter's output voltage with your original adapter's output voltage, to compare our ibm thinkpad a21m adapter's output voltage with your laptop computer's input voltage! Normally ±1V tolerance is acceptable, but never exceed ±1V tolerance. For example, our ac adapter with 19V output voltage can fit for laptop models which have 18V-20V input voltage. The adapter's output current (Amps) and output power (watts) are maximum load ratings. Computers only draw as many amperes or watts as they need.
This adapter for ibm thinkpad a21m is manufactured under RoHS (Restriction of Hazardous Substances ) Directive which aims to protect human health and the environment through the restricted use of certain hazardous substances. FCC, CE Certification. These ibm thinkpad a21m power supply are fortify with double IC, use Fairchild boards specifically design them with high quality materials and are thorough testing to meet high safety standards.