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Amazon.com: POWOBEST NiMH Battery Case and NO:1818-666-888B NiMH Rechargeable Batteries 3.7V 3000mAh for Flashlights, Headlamps, Doorbells, Handheld Fan, Solar Wall Light, RC Cars (4 Pack) : Tools & Home Improvement
Amazon.com: DULEX 3.7V Lithium ion Rechargeable Batteries Charger for LED Flashlights, Toys, Doorbells, Handheld Mini Fan, Headlamps and Other Household Devices. : Electronics
Amazon.com: kingin 6ea 450mAH 3.7V 6X20X40mm 1.66W Rechargeable LiPO Battery with PCM Lithium Battery 602040 : Health & Household
Amazon.com: EEMB Lithium Polymer Battery 3.7V 1800mAh 963450 Lipo Rechargeable Battery Pack with Wire JST Connector for Speaker and Wireless Device- Confirm Device & Connector Polarity Before Purchase(1) : Health & Household
Amazon.com: 2 Pcs 3.7V Rechargeable Batteries 1/2AA Lithium ion Battery icr14250 300mAh (Flat Top, 0.57 * 0.98inch, Shorter Than AA and AAA : Health & Household
Amazon.com: Amazon Basics 12-Pack CR14250 Lithium High-Capacity 1/2 AA Batteries, 3 Volt, 10-Year Shelf Life : Health & Household
Amazon.com: EEMB Lithium Polymer Battery 3.7V 95mAh 222036 Lipo Rechargeable Battery Pack with Wire JST Connector for Speaker and Wireless Device- Confirm Device & Connector Polarity Before Purchase : Health & Household
Amazon.com: Battery Packs Lithium Ion Battery Pack 3.7V 4400 mAh : Health & Household
Amazon.com: Amazon Basics 12-Pack Rechargeable AAA NiMH Performance Batteries, 800 mAh, Recharge up to 1000x Times, Pre-Charged : Health & Household
Amazon.com: 18650 Battery Charger 4 Bay Smart Universal Charger for 3.7V Rechargeable Lithium Li ion Batteries Compatible 18650 26650 21700 10400 14500 16340 16650 18500 Battery Charger (Only AC Charger) : Electronics