This is a New Bright R/C Li (Lithium ion) battery charger for remote control toys. The model number is SGC0640500CU. It is a 6.4V DC rechargeable battery charger for use with Li battery packs.
The input voltage (what comes out of the wall) is 120V 60hz 10W.
The output voltage on this transformer is 6.4V 500mA.
The battery terminals of this New Bright SGC0640500CU are clean and have no corrosion. The release tab has been tested and is in good working order.