Portable Electrograph. Battery cell composition : Lithium. Mp3 Player. Built-in smart protective PCM charging module, effectively prevents over charging, over discharging, over current, short circuit.
eBay
3000mAh Rechargeable 3.7V 103665 Battery Gps Polymer Lithium Battery For LED Light Driving Recorder PSP Camera Bluetooth Speaker
Aliexpress UK
Basic Specifications: 1. 4 Pack rechargeable lithium-ion batteries 1000mAh, rated voltage 3.7V. 2. Battery composition: lithium polymer battery 3. Recommended uses of the product: MP3/MP4, Bluetooth wireless headset, GPS, baby monitor, game console, Skype, smart watch, monitoring equipment, POS, car recorder, mobile power supply, Bluetooth speaker, VR glasses, beauty equipment, pet tracker, video doorbell, etc. 4. Comes with protection circuit to prevent charging and overcurrent. Comes with traction rope, no connector. Lead length 50±3mm 5. Reliable performance - no leakage, cost-effective, long life. 6. PCM protection function: overcharge, over discharge, over current, short circuit protection, overheating protection. 7. Stable discharge characteristics under different temperatures.
eBay
523450/503450 1000mAh 3.7V Polymer Lithium Rechargeable Battery Li-ion Battery JST PH2.0 2pin For GPS Smart Phone DVD MP5
Aliexpress UK
Model: 802045. Portable office devices: Notebook, PDA, portable electrograph, portable printer. capacity: 800mAh. Built-in protection circuit PCM for prevent over charging or over discharging. 3> Built-in protection circuit PCM for prevent over charging or over discharging.
eBay
702020 Li Battery 3.7V 220mAh Rechargeable Polymer Lithium Batteries for Toys Speaker Bluetooth Headset Mouse Keyboard GPS
Aliexpress UK
Equipped with a built-in smart protective PCB charging module, they safeguard against overcharging, over-discharging, overcurrent, and short circuits, ensuring safe and efficient use. PICK UP OPTION.
eBay
New 3.7V 602030 Polymer Lithium Battery 600mAh Rechargeable Battery for Bluetooth Headset Speaker Monitor Self-Timer Led Light
Aliexpress UK
Equipped with a built-in smart protective PCB charging module, they safeguard against overcharging, over-discharging, overcurrent, and short circuits, ensuring safe and efficient use. Capacity:120 mAh.
eBay
103665 3000mAh 3.7V Rechargeable Polymer Lithium Battery Battery for LED Light Bluetooth Speaker Camera GPS Driving Recorder New
Aliexpress UK
Equipped with a built-in smart protective PCB charging module, they safeguard against overcharging, over-discharging, overcurrent, and short circuits, ensuring safe and efficient use. PICK UP OPTION.
eBay
1-10PCS 103040 3.7V 1500mAh Polymer Lithium Rechargeable Battery for DVD GPS navigator MP3 MP5 Bluetooth Headset PS4 Toys Cell
Aliexpress UK
Easy to plug in and out.Battery Size: 57*29*10mm ( L x W x H ). High quality and safe to use,safe in normal use,Easy operation, battery can be charged anytime without the need to fully discharge. Plug Type: JST Connector. Function: As a spare battery for a your RC Drone and can extend the playing time. Battery Volt:3.7V,Battery capacity: 1800mAh ,Please make sure yout RC Drone Battery are the same Voltage and same connector with the picture shows before you buy it. Product description Note: 1.Please turn off the power switch and unplug the battery connector after use 2.DO NOT Attempt to open ,disassemble the battery pack 3.DO NOT Crush,puncture,short external contacts or dispose of in the fire or water 4.DO NOT Expose to temperature above 60° ˆ140°F 5.DO NOT Overcharging and over-disch.
eBay
503450 523450 1000mAh Battery 3.7V Rechargeable Polymer Lithium-ion Batteries 2pin Plug for Early Education Machine Controller
Aliexpress UK
Equipped with a built-in smart protective PCB charging module, they safeguard against overcharging, over-discharging, overcurrent, and short circuits, ensuring safe and efficient use. PICK UP OPTION.
eBay
7.4v 506085–2s 4000mah Polymer Lithium Battery Li-po Rechargeable Battery Pack
Aliexpress UK