The construction of the cells is similar to the Sanyo NiCAD cells produced in the 80s and 90s in Japan.
2X 12V 7AH LEAD ACID SLA RECHARABLE BATTERIES .MODEL BOATS RADIO CONTROL MODEL
2x Johnson 700 size brushed model motors , 6-12v model boats, cars
Century Hyper Charger 8.4V (360-3000mAh) Nicad & NiMH New In Package CN2033
7.4V Li-ion Battery 2000mAh with USB Charger for High Performance RC Vehicles
Ultimate 2000mAh Li-ion Batteries for RC Vehicles - Reliable Power Pack Duo
Bundle for Tamiya Kits Radio Set, 2000MAH Battery, Fast Charger, MG Servo 2