Can be used to 12V power in various fields. Short circuit, leakage protection, safety, no need to worry. With standard 5.5x2.1mm DC connector plug, provides excellent continuous power to your devices.
eBay
1-12pcs Lithium Batteries 3.7V Lipo Li-Po battery Rechargeable 55*65*9.5mm 5000mAh Li-polymer Batteries For Tablet digital DVD
Aliexpress UK
10pcs of 11.1V 5Ah Lithium Polymer Battery Packs They brand new stored for 4-5 years Some of them have short wires terminated with connectors. Others are unterminated. The price is for 10pcs
eBay
1-10pcs batteries 3.7V 2500mAh Li-Po Battery 104050 Lithium Polymer Battery li ion Lipo cells For GPS MP3 MP4 Driving Recorder
Aliexpress UK
Can be used to 12V power in various fields. Short circuit, leakage protection, safety, no need to worry. With standard 5.5x2.1mm DC connector plug, provides excellent continuous power to your devices.
eBay
KENTLI AA 1.5V 3000mWh lithium li-ion rechargeable battery +4 slots polymer lithium li-ion battery batteries charger
Aliexpress UK
Capacity: 12000mAh. -There is an on/off switch on the battery. Can be used to 12V power in various fields. -With standard 5.5x2.1mm DC connector plug, provides excellent continuous power to your devices.
eBay
KENTLI 1.5V 3000mWh lithium li-ion AA aa rechargeable battery +4 Channel polymer lithium li-ion battery batteries charger
Aliexpress UK
The EEMB Lithium Polymer Battery is a high-quality rechargeable battery pack with a voltage of 3.7V and a capacity of 820mAh. This Li-ion Polymer Battery is ideal for low drain devices, providing reliable power for extended periods. With a manufacturer warranty of 1 year, this battery pack offers durability and peace of mind for your electronic devices. Perfect for on-the-go use, this lightweight and compact battery is a convenient solution for keeping your devices powered up. Bought new but could not be used for the intended purpose.
eBay
500mAh 902030 3.7V Li Polymer Battery Li-ion Battery for Solar Light DVD Tracker Anti-theft Device GPS Lipo Rechargeable Cell
Aliexpress UK
This is a battery pack,combined with 2pcs 3000mAh batteries,final voltage is 3.7V,capacity is 6000mAh Features: 1> Brand new and high quality 2> It can be recharged repeatedly 3> Built-in protection circuit PCM for prevent over charging or over discharging Battery specifications: 1> Rated Capacity: 6000mAh 2> Size: 13mm(H) x 51mm(W) x 78mm(L) 3> Operating Voltage: 3.7V 4> Charging voltage limit: 4.20V 5> Discharge voltage: 3.0V 6> Charging cut-off current: 0.02C 7> Standard Charge: 0.2C(1200mA) 8> Standard Discharge: 0.2C(1200mA) 9> Maximum Continuous Charge Current: 0.3C (1800mA) 10> Maximum continuous discharge current: 0.
eBay
1-10PCS li-po Polymer battery 6000mah 3.7V 906090 smart home MP3 speakers Li-ion battery for dvr,GPS,mp3,mp4,cell phone,speak
Aliexpress UK
Can be used to 12V power in various fields. Short circuit, leakage protection, safety, no need to worry. With standard 5.5x2.1mm DC connector plug, provides excellent continuous power to your devices.
eBay
Winter Heated Socks Batteries 7.4V 3000mah 5V 5000mah Li-Polymer Battery Packs For Warm Gloves Clothes Hat Charger Power Bank
Aliexpress UK
Can be used to 12V power in various fields. Short circuit, leakage protection, safety, no need to worry. With standard 5.5x2.1mm DC connector plug, provides excellent continuous power to your devices.
eBay
Winter Heated Socks Batteries 7.4V 3000mah 5V 5000mah Li-Polymer Battery Packs For Warm Gloves Clothes Hat Charger Power Bank
Aliexpress UK