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UPS with automatic voltage regulation?

Home battery backup systems?

UPS vs power bank differences?

How long do backups last?

6Pcs 4S Li-ion Balancer Board 4.2V 66mA Lithium Battery Balance Board 14.8V 16.8V Polymer Lithium Battery Balance Board Discharge Shunt Equalization

$16^.71

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Waveshare ESP32-S3 Development Board with 3.49inch IPS Touch Display, 172640, Dual-Core ESP32-S3R8 Processor, Type B Case for Outdoor Use, Battery Not Included

$85^.58

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12Pcs 1S 3.7V 4A Lithium Battery Protection Board PCB BMS Protection Board for Li-ion Lithium Battery Cell Dual MOS

$16^.23

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Volume Discounts:$14.63 - $16.23

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3Pcs 3S 12V 25A Lithium Battery Protection Board 11.1V-12.6V 18650 Lithium Battery Balanced Function Board with USB Plug, Green Two-Terminal Connector

$16^.73

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Volume Discounts:$15.13 - $16.73

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Meshnology Wio Tracker L1 Board with 3000mah Battery SX1262 nRF52840 for Ar duino Meshtastic LoRa, Blue Tooth 5.0 GPS, 1.3" OLED, Support Battery Type-C and Solar Charge, Rich Interface (2 Pack)

$148^.78

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2pcs CN3065 Mini Solar Lipo Charger Board for Lithium Battery, Micro USB, DIY Outdoor Application, Solar Panel Compatible

$16^.57

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Volume Discounts:$14.97 - $16.57

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4Pcs 4S 10A Battery Protection Board 14.8V 16.8V 20A Lithium Battery Protection Board BMS PCM Protection PCB Board Overcharge Overdischarge Overcurrent Short Circuit Protection

$16^.73

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Volume Discounts:$15.13 - $16.73

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3Pcs 3S Battery Protection Board 3S 10A 18650 Lithium Battery Protection Board 12.6V with Charge Balance Overcharge Overdischarge Overcurrent Protection

$16^.73

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Volume Discounts:$15.13 - $16.73

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Wio Tracker L1 E-ink Development Board - with 2.13" Large Display SX1262 nRF52840 for Ar duino Meshtastic LoRa, BLE 5 GPS GNSS, Support Battery Type-C and Solar Charge (2.13" E-ink Display)

$99^.79

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UPS Module for Raspberry Pi Pico with Uninterruptible Power Supply Monitoring Battery Status Via I2C

$49^.84

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UPS Module for Raspberry Pi Pico Board Uninterruptible Power Supply UPS HAT Power Management Expansion Board 5V,Monitoring Battery Operating Status via I2C Bus

$49^.85

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Heltec WiFi LoRa 32 V3 Development Board with Plastic Case 800mAh Battery ESP32 S3 SX1262 Meshtastic LoRaWAN Compatible OLED Display Type-C USB IoT Node for Smart Home Industrial Control (N30 White)

$75^.48

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ESP32-S3 1.54inch e-Paper AIoT Development Board, 200 × 200, Black/White, Supports Wi-Fi and BLE Dual-Mode Communication, No Battery Included

$61^.12

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1Pack ESP32 LoRa V3 Development Board + 3.7V 3000mAh Battery + Custom Case Set - 915MHz Meshtastic Antenna and SMA Antenna Surport WiFi Bluetooth LoRa V3 Devices for Arduino LoRawan IOT (N33,Green)

$57^.08

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915MHZ ESP32 Lora V3 WiFi+BLE Development Board 0.96inch OLED Display SX1262 Type-C Lora Kit + 18650 Battery Clip Case with Connect Lead

$55^.68

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Pi Pico Expansion Board Mini - RGB Matrix Adapter with Grove Connectors, DS1302 RTC, Lithium Battery Charging, Multi-Functional Development Board

$42^.99

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Solar Power Management Module for 6V~24V Solar Panel Supports Solar Panel/USB Connection Battery Charging Onboard MPPT Set Switch

$37^.76

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Heltec WiFi LoRa 32 V3 Development Board with Plastic Case 800mAh Battery ESP32 S3 SX1262 Meshtastic LoRaWAN Compatible OLED Display Type-C USB IoT Node for Smart Home Industrial Control (N30 Black)

$36^.68

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ESP32 LoRa V3 Development Board + 1100mAh Battery + N30 Protect Case Set - with 915MHz Antenna and SX1262 LoRa V3 Devices for Meshtastic Ar duino LoRawan IOT (Upgraded N30 Case)

$67^.99

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Heltec WiFi LoRa 32 Development Board with 3000mAh Battery Meshtastic LoRaWAN Compatible ESP32-S3 SX1262 Chip OLED Display Type-C USB IoT Smart Home Wireless Projects Plastic Case Included (N32 Green)

$78^.38

More options from $72.99 - $89.78

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ESP32-S3 AI Smart Speaker Development Board, Support AI Speech Interaction, Dual Digital Microphone Array, Noise Reduction and Echo Cancellation, Support External Display & Camera, No Battery

$59^.84

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2 Pack ESP32 LoRa V3 Module Board with Case + 4 Pack 3.7V 3000mAh LiPo Battery

$91^.29

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VESAOIR BBC Micro:BIT Micro:bit v2 Go Club (10 Pack microbit v2 go kit) with 10 BBC Micro:bit V2 Boards. Battery Holder, Micro USB Cable are Included

$297^.78

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Thing Plus - ESP32-S3 - IoT Development Board - Qwiic Connector - LiPo Battery Charger - microSD Card Slot - Dimensions: 2.55 in x 0.9 in

$74^.85

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ESP32-S3 AI Smart Speaker Development Board, Support AI Speech Interaction, Dual Digital Microphone Array, Noise Reduction and Echo Cancellation, Support External Display & Camera, No Battery

$59^.24

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BBC Micro:BIT Micro:bit v2 Go Club (10 Pack microbit v2 go kit) with 10 BBC Micro:bit V2 Boards. Battery Holder, Micro USB Cable are Included

$562^.77

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ESP32-S3 AI Smart Speaker Development Board, Support AI Speech Interaction, Dual Digital Microphone Array, Noise Reduction, Support External Display & Camera, Comes with MX1.25 3.7V Lithium Battery

$56^.99

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ESP32-S3 AI Smart Speaker Development Board, Support AI Speech Interaction, Dual Digital Microphone Array, Noise Reduction, Support External Display & Camera, Comes with MX1.25 3.7V Lithium Battery

$56^.42

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LoRa V3 Board with 3000mAh Battery Set for Meshtastic AWYHP LoRa V3 with 915MHz Antenna and SX1262 Chip LoRa V3 Case Devices Compatible with Arduino LoRawan IOT Meshtastic

$63^.48

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ESP32 LoRa V3 Development Board + 3.7V 3000mAh Battery + Custom Case Set - with 915MHz Meshtastic Antenna and SMA Antenna Surport WiFi Bluetooth LoRa V3 Devices for Arduino LoRawan IOT (N33,Blue)

$46^.68

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1 Set ESP32 LoRa V3 Module Board with 915 MHz Antenna + 3000mAh Battery + Protect Case - Integrated WiFi Bluetooth SX1262 CP2102 0.96 OLED Display Type C for Arduino Lora Meshtastic IOT (N35, Black)

$94^.68

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Micro:bit MEFWSV1 Wearable Single Flexible holder design holds the micro:bit and a battery holder

$10^.79

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ESP32 LoRa V3 Development Board with 915MHz Antenna and 1100mAh Battery - 10dBi Gain 17cm SMA Male Antenna SX1262 LoRa V3 Device and JST1.25 Battery Set for Meshtastic Arduino LoRawan IOT

$81^.68

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BBC MICRO:BIT Micro:bit v2 Go Club 10-Pack - Batteries and USB Cables Included

$561^.60

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SunFounder ESP32 Camera Pro Kit with ESP32 WROOM 32E Module Enhanced Breakout Expansion Development Board ESP32CAM Rechargeable Battery Micro SD Card Slot (Compatiple with Arduino)

$52^.99

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Meshnology Case for LoRa ESP32 V3 Module Board Device Set - Development Board Antenna 3000mAh Battery All-in Enclosure OLED Screen Protection Shell with Type C Interface (N35 Version, Blue)

$37^.99

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