Best Lithium Mobile Replacement Batteries in 2026

【HIGH PERFORMANCE】Maximum continuous working current of 12V 18Ah Lithium Battery is 40A, with working temperature range from -4℉ to 140℉. It can be charged within a temperature range of -4℉ to 122℉, and has a self-discharge current of less than 150uA. 12V Lithium Battery 18Ah are an ideal choice for ride on toys, led lights, kayak fish finder, kids car, UPS, power wheels, automatic gate opener, garage door opener, electric scooter, electric bike, emergency lighting, marine stereo...

【SAFE AND DURABLE】Compared with traditional cobalt Lithium Batteries 12V, LiFePO4 Batteries 12V have higher safety performance. 18Ah LiFePO4 Batteries have a longer lifespan, can be cycled thousands of times, and can be charged and discharged with low loss. Their voltage is stable and they are free from "memory effect", making them suitable for various types of appliances and devices. LiFePO4 Battery 18Ah materials are non-toxic, renewable energy, harmless to the environment.

【BATTERY MANAGEMENT SYSTEM】12 Volt Lithium Batteries come with a built-in Battery Management System (BMS), which can monitor the battery's voltage, current, temperature, and other parameters. The BMS can prevent overcharging, over-discharging, high or low temperature issues, ensuring the safe and stable operation of the Lifepo4 Deep Cycle Battery 12V, and prolonging its lifespan. It improves the safety and reliability of the 12V Lithium Battery 18Ah.

COMPATIBILITY--Compatible with Novatel Verizon Jetpack MiFi 8800L,7730L Mobile Hotspot P/N: 40123117

UPGRADED BATTERY--This battery is made of new high quality Lithium-ion battery cell with CE, FCC, UL, PSE and ROHS certification.and built-in smart chip, which make sure your phone prevent over-heating, short-circuit, over-charging and over-discharging for safe and prolonged use.

LITHIUM-ION TECHNOLOGY--Lithium-Ion Technology for Enhanced Battery Life. Never leave Hotspot plugged in to charge for longer than 24 hours. Allow battery to drain and re-charge. Leaving Hotspot plugged into charger without allowing battery to drain, may affect performance of battery and/or ruin battery/device. Hotspot should never be left to charge in direct sun, or extreme temperatures (0F/-18C - 113F/45C).

Note: This is not a AA-size battery and does not fit to replace a AA-size rechargeable battery, this is a 4/5AA. This is SHORTER than a AA-size battery.

Long lasting capacity of 500mAh, 1500 recharge cycles with minimal power loss, money-saving

Energy efficent and environmentally friendly. Perfect for Solar Lights

Replacement battery for outdoor solar lights, Tooth Brush, Shaver, Home Security Systems, Digital Cameras, Mobile mouse or keyboard that require a 3.2 volt LiFePo4 battery.

Long lasting capacity of 500mAh, 1500 recharge cycles with minimal power loss, money-saving

Energy efficent and environmentally friendly. Perfect for Solar Lights

This battery Compatible with Galaxy S6 Edge Plus G928V( Verizon ),G928A( AT&T ),G928T( T-Mobile ),G928P( Sprint ), G928R4(US Cellular), Plz Make sure your phone model is s6 edge plus before purchasing this battery.

Durable life (Full capacity/Long Lasting/0 cycle) Each battery made from new high quality Lithium polymer battery cell, connector and PCBA. Each battery cell is tested by our staff using capacity testing tools, which can guarantee high capacity and highly efficient PCB to match original standards. This ensures that you get hours of battery life from your new phone and gets you going without needing to charge your phone agin and again.

All of our batteries have highest level of security protections. Including, over charging protection, overheating protection, over load protection, short circuit protection, highly effective temperature control, battery cell PTC protection. Our Dual IC design ensures that your battery won't fail under any circumstances.

Good choice for outdoor solar lights, Tooth Brush, Shaver, Home Security Systems, Digital Cameras, Mobile mouse or keyboard that require a 3.2 volt LiFePo4 battery.

Great Capacity and High Cycle Life : The Capacity is 450mAh, recharge life of more than 1500 Times, You can use 3- 4 years.

Energy efficent and environmentally friendly. Perfect for Solar Lights.

This battery is applicable to electronic products with DIY 3.7-5V less than 2.96Wh 800mAh.（ mobile energy storage, power supply, LED light, wireless Bluetooth game headset, outdoor video and audio electronic scale, GPS Watch recorder, e-book, USB Fan tester, dash cam controller, mouse and keyboard）（★Not suitable for power tools and model aircraft）

Please carefully compare the polarity of the connector before use,★the red wire is the positive "+" and the black wire is the negative "-"，Do not reverse-charge or reverse-connectreverse. The primary battery of some products has no plug or mismatched plug or mismatched polarity. It doesn't matter, you can cut and solder the plug directly or use our heat shrinkable insulating sleeve to connect the same color wire.

603040 rechargeable lithium ion polymer battery, nominal voltage 3.7V, full charge voltage 4.2V, capacity 800mAh, power 2.96Wh, ★size 6×30×40.5mm(0.236×1.181×1.596inch）(T*W*L), Weight:16g(0.564oz)，Maximum current:0.8A。 It can prevent overcharge, overdischarge, overcurrent, and short circuit.