2-Pack AA Pens + AAA Thin Pens + 1-Pack 9V Square Ni-Mh/Ni-Cd Battery Charger Tool

Charges 9V/AA/AAA Ni; Mh/Ni; Cd rechargeable batteries; Does not charge dry batteries such as manganese or alkaline batteries; CAUTION: Your device is only for charging 9V/AA/AAA Ni; Mh/Ni; Cd rechargeable batteries; Attempting to charge different types of batteries may cause explosion, injury, and malfunction; There is a risk of electric shock if misused; Please keep the device out of reach of children; Please do not disassemble or reassemble the device; In case of any malfunction or unexpected situation, contact an authorized service center or the place where you purchased the product; The operating temperature is 0-40°C; The device should only be used indoors; Do not expose the device to moisture, rain, sunlight, or excessive heat;