Batteries
2S1P 7.4V 3500mAh 18650 Rechargeable Lithium-ion Battery for Camera Toys Remote Control Car LED
2S1P 7.4V 3500mAh 18650 Rechargeable Lithium-ion Battery for Camera Toys Remote Control Car LED
https://www.bizrate.co.uk/batteries1/2s1p-7-4v-3500mah-18650-rechargeable-oid30236967952.html