![3.3V 5V I2C PCF8523 RTC Real Time Clock Assembled Breakout Board CR1220 Coil Cell Battery Socket Holder for Arduino Timer Alarm - AliExpress 3.3V 5V I2C PCF8523 RTC Real Time Clock Assembled Breakout Board CR1220 Coil Cell Battery Socket Holder for Arduino Timer Alarm - AliExpress](https://ae01.alicdn.com/kf/HTB1bI9LUxYaK1RjSZFnq6y80pXaJ/3-3V-5V-I2C-PCF8523-RTC-Real-Time-Clock-Assembled-Breakout-Board-CR1220-Coil-Cell-Battery.jpg)
3.3V 5V I2C PCF8523 RTC Real Time Clock Assembled Breakout Board CR1220 Coil Cell Battery Socket Holder for Arduino Timer Alarm - AliExpress
![3.3V 5V I2C PCF8523 RTC Real Time Clock Assembled Breakout Board CR1220 Coil Cell Battery Socket Holder for Arduino Timer Alarm - AliExpress 3.3V 5V I2C PCF8523 RTC Real Time Clock Assembled Breakout Board CR1220 Coil Cell Battery Socket Holder for Arduino Timer Alarm - AliExpress](https://ae01.alicdn.com/kf/HTB1buqzUwHqK1RjSZFPq6AwapXa3.jpg_640x640Q90.jpg_.webp)
3.3V 5V I2C PCF8523 RTC Real Time Clock Assembled Breakout Board CR1220 Coil Cell Battery Socket Holder for Arduino Timer Alarm - AliExpress
![Amazon.com: 81pc Essential Batteries Kit CR2032 CR1225 CR1220 L1121 L736 L726 & Watch Opener : Health & Household Amazon.com: 81pc Essential Batteries Kit CR2032 CR1225 CR1220 L1121 L736 L726 & Watch Opener : Health & Household](https://m.media-amazon.com/images/I/818owA1V7kL.jpg)
Amazon.com: 81pc Essential Batteries Kit CR2032 CR1225 CR1220 L1121 L736 L726 & Watch Opener : Health & Household
![10 Packs Ag13 Lr44 Ag10 Lr1130 Ag4 Lr626 Ag3 Lr41 Cr1220 Button Cell Lithium Coin Battery For Key Box Car Remote Control Large Capacity Cr Lithium 1 5v Battery | Today's Best 10 Packs Ag13 Lr44 Ag10 Lr1130 Ag4 Lr626 Ag3 Lr41 Cr1220 Button Cell Lithium Coin Battery For Key Box Car Remote Control Large Capacity Cr Lithium 1 5v Battery | Today's Best](https://img.kwcdn.com/product/Fancyalgo/VirtualModelMatting/1e7e4c53c1ec25fcf8a046849dd86792.jpg?imageMogr2/auto-orient%7CimageView2/2/w/1300/q/80/format/webp)
10 Packs Ag13 Lr44 Ag10 Lr1130 Ag4 Lr626 Ag3 Lr41 Cr1220 Button Cell Lithium Coin Battery For Key Box Car Remote Control Large Capacity Cr Lithium 1 5v Battery | Today's Best
![Hi there! Im powering my WeMos D1 mini from a CR1220 button cell, but it doesn't work from both 5V pin and Micro USB. However, it DOES work from a 5V PowerBank ( Hi there! Im powering my WeMos D1 mini from a CR1220 button cell, but it doesn't work from both 5V pin and Micro USB. However, it DOES work from a 5V PowerBank (](https://external-preview.redd.it/OEir-yb8ToXtUop3MTfx2fE1VzGax-D4wfeDn6sEXVg.png?format=pjpg&auto=webp&s=2a83de1db11578ceedd8520191f717956e6a72fe)
Hi there! Im powering my WeMos D1 mini from a CR1220 button cell, but it doesn't work from both 5V pin and Micro USB. However, it DOES work from a 5V PowerBank (
![Socket Case Surface Mount SMD Cr1220 Cell Button Battery Holder - China Battery Base, Battery Button | Made-in-China.com Socket Case Surface Mount SMD Cr1220 Cell Button Battery Holder - China Battery Base, Battery Button | Made-in-China.com](https://image.made-in-china.com/202f0j00kQCqYKfJrVcm/Socket-Case-Surface-Mount-SMD-Cr1220-Cell-Button-Battery-Holder.webp)
Socket Case Surface Mount SMD Cr1220 Cell Button Battery Holder - China Battery Base, Battery Button | Made-in-China.com
![CR1220 CR 1220 LM1220 BR1220 KCR1220 3V Lithium Battery For Toy Watch Scale Calculator Car Remote Control Mouse Button Coin Cell - AliExpress CR1220 CR 1220 LM1220 BR1220 KCR1220 3V Lithium Battery For Toy Watch Scale Calculator Car Remote Control Mouse Button Coin Cell - AliExpress](https://ae01.alicdn.com/kf/Sd71f6535d08e4f8eb5a5977a7dc9c67do/CR1220-CR-1220-LM1220-BR1220-KCR1220-3V-Lithium-Battery-For-Toy-Watch-Scale-Calculator-Car-Remote.jpg)
CR1220 CR 1220 LM1220 BR1220 KCR1220 3V Lithium Battery For Toy Watch Scale Calculator Car Remote Control Mouse Button Coin Cell - AliExpress
![10 Packs Ag13 Lr44 Ag10 Lr1130 Ag4 Lr626 Ag3 Lr41 Cr1220 Button Cell Lithium Coin Battery For Key Box Car Remote Control Large Capacity Cr Lithium 1 5v Battery | Today's Best 10 Packs Ag13 Lr44 Ag10 Lr1130 Ag4 Lr626 Ag3 Lr41 Cr1220 Button Cell Lithium Coin Battery For Key Box Car Remote Control Large Capacity Cr Lithium 1 5v Battery | Today's Best](https://img.kwcdn.com/product/Fancyalgo/VirtualModelMatting/a65bf55cc7e3e05423ec140c4ffc9d60.jpg?imageMogr2/auto-orient%7CimageView2/2/w/1300/q/80/format/webp)
10 Packs Ag13 Lr44 Ag10 Lr1130 Ag4 Lr626 Ag3 Lr41 Cr1220 Button Cell Lithium Coin Battery For Key Box Car Remote Control Large Capacity Cr Lithium 1 5v Battery | Today's Best
![10 Packs Ag13 Lr44 Ag10 Lr1130 Ag4 Lr626 Ag3 Lr41 Cr1220 Button Cell Lithium Coin Battery For Key Box Car Remote Control Large Capacity Cr Lithium 1 5v Battery | Today's Best 10 Packs Ag13 Lr44 Ag10 Lr1130 Ag4 Lr626 Ag3 Lr41 Cr1220 Button Cell Lithium Coin Battery For Key Box Car Remote Control Large Capacity Cr Lithium 1 5v Battery | Today's Best](https://img.kwcdn.com/product/Fancyalgo/VirtualModelMatting/71b707ae54e5baf9e89c267ad641aeb5.jpg?imageMogr2/auto-orient%7CimageView2/2/w/1300/q/80/format/webp)
10 Packs Ag13 Lr44 Ag10 Lr1130 Ag4 Lr626 Ag3 Lr41 Cr1220 Button Cell Lithium Coin Battery For Key Box Car Remote Control Large Capacity Cr Lithium 1 5v Battery | Today's Best
![2PCS/LOT CR1220 battery with cable 3V 1.25 plug welding wire with cable button battery BIOS notebook battery - AliExpress 2PCS/LOT CR1220 battery with cable 3V 1.25 plug welding wire with cable button battery BIOS notebook battery - AliExpress](https://ae01.alicdn.com/kf/S393c9c62ba524f9997707221c817d908Y.jpg_640x640Q90.jpg_.webp)
2PCS/LOT CR1220 battery with cable 3V 1.25 plug welding wire with cable button battery BIOS notebook battery - AliExpress
![10pcs CR2032 3v lithium battery cr2025 cr2016 cr1620 cr1220 cr1616 cr1612 battery cr2032 3v battery For watch Radio-controlled 10pcs CR2032 3v lithium battery cr2025 cr2016 cr1620 cr1220 cr1616 cr1612 battery cr2032 3v battery For watch Radio-controlled](https://ae01.alicdn.com/kf/S48a99f4ea4d74be2b9846c582bbc73a2d/10pcs-CR2032-3v-lithium-battery-cr2025-cr2016-cr1620-cr1220-cr1616-cr1612-battery-cr2032-3v-battery-For.jpg)
10pcs CR2032 3v lithium battery cr2025 cr2016 cr1620 cr1220 cr1616 cr1612 battery cr2032 3v battery For watch Radio-controlled
![DC 5V DS1307 Data Logging Expansion Board SD Memory Card Data Recording Shield Expansion Board for Arduino with CR1220 Battery - AliExpress DC 5V DS1307 Data Logging Expansion Board SD Memory Card Data Recording Shield Expansion Board for Arduino with CR1220 Battery - AliExpress](https://ae01.alicdn.com/kf/Sc67d4d78185a45269b0ae7360177e6a4h/DC-5V-DS1307-Data-Logging-Expansion-Board-SD-Memory-Card-Data-Recording-Shield-Expansion-Board-for.jpg)