Nikko 9.6v battery pack and charger substitution set.
NIKKO 9.6V Ni-Cd BATTERY 4 HOUR CHARGER | eBay
Nikko 6volt Slot in Battery Charger - Etsy
New Bright UN250289-NT 9.6V 1200 mAh Ni-Cd Rechargeable & AC AA Battery Charger Wire for Nikko RC C - Walmart.com
9.6V Battery Charger KET 2P Plug For Ni Cd Ni MH battery pack USB charger For RC toy Car Tank huanqi|9.6v battery charger|battery plugrc plug - AliExpress