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UPS with automatic voltage regulation?

Home battery backup systems?

UPS vs power bank differences?

How long do backups last?

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3pcs XL4015 5A DC-DC Step Down Charger Modules, CC CV Lithium Battery Charging Board, LED Power Converter

$11^.91

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Volume Discounts:$10.51 - $11.91

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HDMI Adapter for iPhone 14 & Earlier with Lightning/HDMI Devices Built-in Battery & Charge and Play Supports 1080P@120Hz 4K@30Hz Video - for Air 3/Air 2 Series AR Glasses(Not Support HDR10)

$140^.42

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HDMI 2.0 Adapter (Support HDR10) for iPhone 14 & Earlier with Lightning/HDMI Devices Built-in Battery & Charge and Play Supports 1080P@120Hz - for Air 4 Pro AR Glasses

$152^.32

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ZK-4KX DC-DC Buck Boost Converter Regulator CNC Adjustable CC CV 0.5-30V Voltage Converter DIY Solar Battery Charging Power Supply Module LCD Display with Shell

$18^.43

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Volume Discounts:$17.03 - $18.43

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AAA to AA Battery Adapter 8 Pack Battery Converter Cases Holder Shell for AAA Battery with Metal Contacts on Bottom

$19^.96

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AAA to AA Battery Adapter 4 Pack Battery Converter Cases Holder Shell for AAA Battery with Metal Contacts on Bottom

$17^.46

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AAA to AA Battery Adapter 8 Pack Battery Converter Cases Holder Shell for AAA Battery with Metal Contacts on Bottom

$19^.96

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AAA to AA Battery Adapter 4 Pack Battery Converter Cases Holder Shell for AAA Battery with Metal Contacts on Bottom

$17^.46

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2S Type-C To 8.4V Boost Polymer Li-Ion Charger Module DC 3-6V Step Up Battery Converter Module Power Supply(2S 1A)

$30^.25

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3S Type-C To 12.6V Boost Polymer Li-Ion Charger Module DC 3-6V Step Up Battery Converter Module Power Supply(3S 2A)

$31^.40

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RayNeo HDMI Adapter for iPhone 14 & Earlier with Lightning/HDMI Devices, Built-in Battery & Charge and Play, Supports 1080P@120Hz, 4K@30Hz Video Compatible with Air 3s / Air 2s / Air 2 XR Glasses

$97^.99

$5.99 Shipping

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20V 4.5A 90W laptop ac power adapter charger for X1 Carbon (4th Gen)2016 Savior 14-ISK 15-ISK 45N0237 45N0238

$44^.78

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Wireless Display Adapter for AR Glasses, HDMI+USB-C 5000mAh, 5G 60Hz, AirPlay/Miracast/DLNA for iOS/Android/Windows. Works with XREAL/Viture/RayNeo/Rokid, TV/monitor/projector

$149^.99

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4K HDMI Video Wall Controller 2x2, Vszerda TV Wall Processor with 8 Splicing Modes, 180° Rotate, 3.5mm Audio Extractor, IR Remote, 2x2, 1x2, 1x3, 1x4, 2x1, 3x1, 4x1, 4 TV Screen into 1 Wall Display

$89^.29

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2pcs IP5328P Bidirectional FastCharge Power Bank Module, 3.7 V to 5 V 9 V 12 V Boost Converter Board

$18^.40

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Volume Discounts:$17.00 - $18.40

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USB C to HDMI Adapter for iPhone 18 17 16 15 to TV, 4K@60Hz iPhone USB C to HDTV Adapter with 100W Fast Charging Port, MFi Certified iPhone Dongle USB C to Hdmi for iPad/TV/Projector/Monitor

$34^.99

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5Pcs LM2596HVS Adjustable DC-DC Buck Converter 4.5V-50V Input Module

$17^.19

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Volume Discounts:$15.79 - $17.19

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DC-DC Buck Boost 15W Voltage Converter Adjustable USB Power Supply Module 5V to 3.3V 9V 12V 24V 30V CV CC Step Up Module DP2 LCD Display Step Down Voltage Regulator Transformer with Shell

$11^.91

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Volume Discounts:$10.51 - $11.91

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19V 4.74A 90W laptop charger ac adapter power supply For 6510B 6515B 6715B G60 G50 G62 G70 G72 hdx16

$43^.79

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19V 1.58A 30W AC power adapter for Streak 10 pro T03G T03G001 Tablet pc charger ADP-30YH BA B332-0245 8N3XW 8PRY3 D28MD

$63^.98

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19.5V 11.8A 230.1W Delta ADP-230JB D AC/DC Adapter For Laptop Charger Power Supply

$128^.26

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Volume Discounts:$126.86 - $128.26

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19.5V 11.8A 230.1W Delta ADP-230JB D AC/DC Adapter For Laptop Charger Power Supply

$129^.26

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Volume Discounts:$127.86 - $129.26

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New 135W 19.5V 6.9A AC Adapter Charger for HP Spectre 15 x360 omen 15 17 Pavilion Gaming 15 17 L15534-001 TPN-DA11 TPN-CA13 Power Supply Cord

$133^.96

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Volume Discounts:$132.56 - $133.96

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New 135W 19.5V 6.9A AC Adapter Charger for HP Spectre 15 x360 omen 15 17 Pavilion Gaming 15 17 L15534-001 TPN-DA11 TPN-CA13 Power Supply Cord

$134^.26

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Volume Discounts:$132.86 - $134.26

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New 135W 19.5V 6.9A AC Adapter Charger for HP Spectre 15 x360 omen 15 17 Pavilion Gaming 15 17 L15534-001 TPN-DA11 TPN-CA13 Power Supply Cord

$133^.26

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Volume Discounts:$131.86 - $133.26

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19V 3.42A 65W 3.0x1.0mm Chicony A18-065N3A A065R178P Power Supply AC Adapter For Laptop Power Charger

$93^.57

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ESP32 Aduio Kit ESP32 WiFi Bluetooth Module ESP32-A1S Module Audio Development Board BLE Low Power Dual-core 64Mb Serial Adapter Port to WiFi Board

$31^.44

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Volume Discounts:$30.04 - $31.44

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BQ25570 Boost Power Converter Energy Collector Module Solar Energy Collector Converter Boost Charging Buck Conversion Low Power Wireless Network Voltage Converter

$24^.93

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Volume Discounts:$23.53 - $24.93

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WRIARICH 32.4Gbps USB C to DisplayPort 1.4 Adapter with PD 100W Fast Charging 8K@60Hz 4K@240Hz Thunderbolt 4/3 to DisplayPort Compatible with iPhone 17, MacBook Pro/Air/Mini, iPad, Galaxy, Steam Deck

$47^.79

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fairikabe DisplayPort to USB C Cable, 4K@60Hz Display Port to USBC 6.6ft, DP 1.2 Male to Type-C Male Converter for USB-C Touchable Portable Monitor, Compatible for MacBook Pro/Air, iMac

$53^.99

$5.99 Shipping

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2PCS TPS61088 DC-DC Step Up Boost Power Converter 12V 10A 1MHz High Power Voltage Regulator Power Module Supply Module PWM PFM

$11^.93

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Volume Discounts:$10.53 - $11.93

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65W Laptop AC Charger, 19V 3.42A 4.0x1.7mm Chicony A18-065N3A A065R191P Replacement Power Supply Adapter

$69^.86

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Volume Discounts:$68.46 - $69.86

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180W 19.5V 9.23A AC Adapter Charger Replacement for Chicony A17-180P4A A180A056P, 5.5x1.7mm DC Plug Compatible with Acer Nitro AN515-55 Predator Gaming Laptop Power Supply

$51^.96

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Volume Discounts:$50.56 - $51.96

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19.5V 7.7A 150W Chicony A17-150P2A A150A021P Power Supply AC Adapter For GS60 GHOST PRO-052 GS70 GS63VR Laptop Charger

$85^.02

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19.5V 11.8A 230.1W Delta ADP-230JB D AC/DC Adapter For Laptop Charger Power Supply

$128^.96

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Volume Discounts:$127.56 - $128.96

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19.5V 6.92A 135W 5.5x2.5mm Delta ADP-135KB T AC Adapter For 135W Laptop Power Supply Charger

$96^.57

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