Rechargeable batteries - 18650

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30000mAh 3.7V Flat Head Li-ion Battery 18650 Li-ion Rechargeable Battery for LED Flashlight/electronic Gadget Cabinet Light 1/2/4/5/6pcs

UltraFire 18650 3.7V 3000mAh rechargeable lithium batteries with protection contains integrated battery overcharge/discharge protection circuits. More

UltraFire 3000mAh 3.7V 18650 Rechargeable BRC Lithium Battery With Protection Board(2PCS)

3 PCS Batteries 18650 Rechargeable Battery 2600mAh Shart Head Perfect Match for Wifi Smart Wireless Security Doorbell

These batteries are perfect for solar science fair projects involving solar cells and panels. Also great for building an off-grid solar power system for camping, RVs, household appliances, doorbell cameras, etc. Multiples can be hooked together in series to get higher voltage or in parallel to achieve higher capacity. Use it in any device that requires a standard 18650 Lithium battery cell.

4-Pack of ICR 18650 Blue Lithium-Ion Rechargeable Batteries - 3.7V 2600mAh

KBT Protected 18650 Rechargeable Battery, 3.7V 2600mAh, Button Top, wi – KBT-BATTERY

INR 18650-25R, SAMSUNG Rech. Battery Li-Ion 3,6V 2500mAh D18,3x65mm

100% Authentic Samsung25R 3.7V Rechargeable 18650 Battery 25r Flat Top, Real 2500mAh(4 Pack, with Free Plastic CASE)

3000mAh high capacity battery for high lumens flashlight Fits for most flashlights, toys, doorbells, headlamps and so on 1500+ recharge cycles -- Long