here!
I’m your shopping assistant for PC builds, upgrades, and everything tech.
Got questions? Ask away!
Start a conversation
"battery"
Can’t find the filter you need? Let AI help.
I'm Celeste, Newegg's tech expert! Need help with "battery"?
AJMRTC Shield V1.1.0 for WEMOS D1 Mini, Lithium Charger Step-Up Power Module, 18650 Battery Charging & Boost Power Supply Shield for Wemos D1 Mini, IoT Sensor & Electronic Maker DIY Projects
Limited time offer, ends 11/25
$11.59
Free Shipping
AJMRTC 13S 48V 60A Compact BMS LithiumIon Battery Pack Protection Module, Isoport BMS Circuit Board Without Balance Function, OverCharge OverDischarge ShortCircuit Protection for Liion Battery Pa
Limited time offer, ends 11/25
$18.32
Free Shipping
AJMRTC 13S 48V 50A LithiumIon Battery Pack BMS Protection PCB Board, Liion Battery Management Module with Overcharge Discharge ShortCircuit Protection for 48V Lithium Battery Pack
Limited time offer, ends 11/25
$19.64
Free Shipping
AJMRTC Mini HighVoltage Boost Module, DC 3.715V Input to 160300V 30mA Output Power Driver Board, StepUp Voltage Converter for Nixie Tube Clock, Lithium Battery Powered Vintage Tube Power Supply Un
Limited time offer, ends 11/25
$23.91
Free Shipping
AJMRTC Capacity & Internal Resistance Detector, DIY Automatic Charging Discharge Module, TypeC Powered Tester for Battery Power Module Performance Testing Analysis Projects
Limited time offer, ends 11/25
$23.94
Free Shipping
HTLNUZD ISDT BattAir Bluetooth 2S / 3S-4S / 5S-6S Controller Plugin Voltage Checker, APP Smart Plug for Life/LiPo/LiHv/ULiHv Battery (3PCS) (3S~4S)
Limited time offer, ends 11/15
$51.88
Free Shipping
AJMRTC Universal Battery Voltage Monitor Meter 7100V LCD Display Power Level Indicator, Digital Voltage Tester for Lithiumion LeadAcid Battery Electric Vehicle Battery Status Monitoring
Limited time offer, ends 11/25
$15.04
Free Shipping
AJMRTC T469 HighPrecision Voltage Internal Resistance Tester, Bluetooth App Remote Monitor Battery Resistance Voltage Detector for Industrial Electrical Testing & Battery Performance Measurement
Limited time offer, ends 11/25
$20.85
Free Shipping
AJMRTC 2Pcs Waterproof Digital LED Voltmeter Gauges, DC 12V 24V Car Voltage Tester Meters, Waterproof Voltage Monitoring Display Gauge for Vehicle Battery Testing & Replacement Repair Accessory
Limited time offer, ends 11/25
$20.61
Free Shipping
AJMRTC DC 6V200V 20A LCD Digital Multifunction Meter, DC Voltage Current Power Consumption Impedance Tester, LCD Display Monitor for Battery, Power Supply and Electronic Circuit Testing
Limited time offer, ends 11/25
$15.83
Free Shipping
AJMRTC Coulomb Meter Module, DC Voltage Current Tester with Charge Discharge Protection, UPS Battery Capacity Indicator Module for Battery Monitoring and DIY Power Supply Projects
Limited time offer, ends 11/25
$16.87
Free Shipping
AJMRTC 500A 75mV DC Shunt Resistor Kit, High Precision Current Measuring Shunt for Automotive Electrical Systems, EV Chargers, Battery Monitoring & DC Ammeter Application
Limited time offer, ends 11/25
$42.06
Free Shipping
AJMRTC PD140W Bidirectional Fast Charging Buck Converter Module, IP2366 TYPEC BMS Charger Board for 2S6S Liion LiFePO4 Lithium Battery, Adjustable StepDown Power Supply DIY Repair Spare Part
Limited time offer, ends 11/25
$15.22
Free Shipping
AJMRTC Adjustable DCDC StepDown Power Module, 95% HighEfficiency Constant Current Voltage Regulator Board for Battery Charging, LED Lighting Driver and DC Motor Drive DIY Electronic Projects
Limited time offer, ends 11/25
$17.65
Free Shipping
AJMRTC 5A HighCurrent DCDC StepDown Power Supply Module, Constant Voltage Constant Current Buck Converter, LED Driver & Lithium Battery Charging Module, Adjustable Voltage Regulator for Electronic
Limited time offer, ends 11/25
$14.18
Free Shipping
Ultra Low Noise Amplifier, LNA Module for RF Software Defined Radio, 0.1MHz6GHz Full Band 20dB High Gain Power Preamplifier Module for 1A (Built in Battery)
Limited time offer, ends 11/15
$19.86
Free Shipping