It features a Tamiya connector plug and a maximum output of 7.2V and 250mA.
eBay
NiCD NiMH 4.8v 700mAh/1400mAh/1800/2400/3000mAh 3500mAh/5000mah/6800mah Battery For Rc Cars Boat Ship Toys AA 4.8 v Battery Pack
Aliexpress UK
Capacity: 1800mAh. Chemistry: Ni-Cd (Nickel Cadmium). Cell type: AA. Connector: SM-2P 2-Pin plug.
eBay
9.6v 700mah NI-CD Rechargeable Battery For Rc toys Cars Tanks Robots Gun NICD Battery AA 700mah 9.6v Battery Pack with USB cable
Aliexpress UK
Descriptions: -Battery Volt：7.2V,Battery capacity: 1400mAh ,Please make sure yout RC Vehicle Battery are the same Voltage and same connector with the picture shows before you buy it. -Plug Type: SM Connector, suit for Remote Control Toys, Lighting, Security Facilities, Electric Tools, etc. -Function: As a spare battery for a your RC car or boat and can extend the playing time. -High quality and safe to use,safe in normal use,Easy operation, battery can be charged anytime without the need to fully discharge. -Easy to plug in and out.Battery Size: 82*47*14mm ( L x W x H ). .
eBay
Andoer V-lock Battery Back Pack Plate Adapter Replacement for Sony V-Mount Battery battery plate V-mount battery plate adapter
Aliexpress UK
Wide Battery Type Compatability. Input AC100-240V, output 400-700mA. 6 common battery connectors: Standard Tamiya, Mini Tamiya, JST, SM 2P, XH, Futaba. Applicable Battery Type: NiMH / NiCd 2-10S Battery.
eBay
(SM Plug) 700mah 3.6V NiCD Battery For Rc toys Car RC Tanks RC Trains RC Robot RC Boat Gun AA 3.6 v 700 mah Rechargeable Battery
Aliexpress UK
Connector B: Tamiya Male. Connector A: USB Male. Operation wise there is c harging and short circuit protection to protect your battery from over-charging.
eBay
3.6V 700mah 1400mah 1800mah 2800mah 3000mAh 3500mah NiCD Battery AA 3.6V Battery Pack For RC Toy Car GUN TANK Trucks Trains Boat
Aliexpress UK
Large number available as a job lot. Price is for single item.
eBay
4.8V NiCD NiMH Battery 700mah 1400mah 3000mAh 3500mAh 4500mah 4*Aa 4.8V Rechargeable Battery Pack For RC Cars Trucks Boats Guns
Aliexpress UK
It features a Tamiya connector plug and a maximum output of 7.2V and 250mA. (wire with white line is pos +). Red power light - On when connected to power.
eBay
9.6V 1000mAh Rechargeable Battery For Rc Cars Tanks Robots Boat Ship Toys Gun Tamiya plug NiCD AA 9.6v Battery Pack With Charger
Aliexpress UK
Input AC100-240V, output 400-700mA. 6 common battery connectors: Standard Tamiya, Mini Tamiya, JST, SM 2P, XH, Futaba. Applicable Battery Type: NiMH / NiCd 2-10S Battery. Two-color indicator light, red indicates charging, green indicates charging is complete.
eBay
6v 700mAh/1400mAh/1800mAh/2400mAh/2800mAh/3000mAh Ni-MH Battery for Rc Toys Cars Tanks Robots Boats AA 6V NiCD Battery Pack
Aliexpress UK