Rechargeable Battery (9V-12V, 2000-2500mAH) - TinkerMart STEM Robotics Kits & Electronic Component
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https://www.tinkermart.in/shop/rechargeable-battery-9v-12v-2000-2500mah/
Lithium-Ion Battery for robotic applications. Very light weight and small size compared to Ni-Cd, Ni-MH and Lead acid batteries. Weights just 148grams.
