3.7v lithium ion rechargeable battery 381018 50mAh for bluetooth MP3,MP4 lithium battery 401018

SKU: 2251832639064037 Categories: ,


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  • Battery Number: 1pcs
  • Size: Prismatic
  • Set Type: Batteries Only
  • Type: Li-polymer
  • Nominal Capacity: 50mAh
  • Model Number: 381018
  • Brand Name: Easylander
  • Battery Properties: Brand of original
  • Function: Rechargeable
  • Volt:: 3.7V
  • use for: bluetooth headset 3D glass Smart bracelet
  • Nominal Capacity: 50mAh
  • Approx Weight: 1g
  • Custom plugs: 10 can be customized
  • Cycle life: 500-700 cycles
  • Maximum battery discharge factor: 1C Helicopter is not available

Non-mailable areas: 



JAPAN:Hokkaido,Aomori,Miyagi,Akita,Yamagata,Iwate,Fukushima Okinawa


Spain: ZIP codes 38, 07, 35, beginning

French Islands: postcode range 97100-97999 and 98000-98999 islands 
postcoderange (38000-38999 and 07000-07999 and 35000-35999)


UK postcode range:
AB10-16, BT1-49, FK17-21, GY1-10, HS1-9
AB21-25, BT51-57, G83, AB30-39, BT60-71, AB99
AB41-45, BT74-82, AB51-56, BT92-94
IM1-9, JE1-4, KA27-28, PA20-38, TR21-25
IM99, KW1-17, PA41-49, IV1-28, PA60-78, IV30-32, PA80
IV36, PH8-10, IV40-49, PH13, PH49-50

United States: Hawaii, Alaska, and affiliated islands


For Russian customer,please kindly write the full name

Model :381018

Dimension: Thickness(± 0.4)xWidth(± 2)xLength(± 2)(mm)


Nominal Voltage:   3.7 V

Capacity: 50mAh

Approx Weight:    1g

Cycle life:   800 cycles,Stable performance with 100% in house testing

Built in PCB for charge ,discharge and temperature protection

Fit for Remote controller,IPTV Set top box remote controller,LED lighting,

Underwater lighting system,Bluetooth device,MP3/MP4 player,safety lamp,GPS,

Mobile phone,E-book,Power bank,Portable DVD, Walkie talkie,Notebook,

Tablet PC,PDA,Game player,Pos machine,

Consumer electronics device, Medical Devices ,Flash lighting garden lighting,

Toys ,Project Design etc

Retail package includes:1x  rechargeable battery 

Please kindly contact us for wholesale Price and Welcome customized configuration or shape

Shopping & Handling

we will ship via post depend on destination countries and transit time

Orders will be shipped within 1 business days after payment has been cleared.

we are not responsible for undelivered address.For Russian customer,please kindly write the full name

shipping time depends on the efficiency of your local post office aind customs. If you do not receive item within 30 days (4 weeks),please contact me.

Packaging Details
  • Unit Type: piece
  • Package Weight: 0.05kg (0.11lb.)
  • Package Size: 10cm x 8cm x 4cm (3.94in x 3.15in x 1.57in)


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