86+ 13480892575
banner
Beston USB 3.7V 21770 Rechargeable Lithium Battery 5000mAh
Beston USB 3.7V 21770 Rechargeable Lithium Battery 5000mAh
Beston USB 3.7V 21770 Rechargeable Lithium Battery 5000mAh
Beston USB 3.7V 21770 Rechargeable Lithium Battery 5000mAh
Beston USB 3.7V 21770 Rechargeable Lithium Battery 5000mAh
Beston USB 3.7V 21770 Rechargeable Lithium Battery 5000mAh

Product number:77T-50

500 Cycles of Charging Environmentally friendly, durable and mercury-free
  • Product description
PRODUCT PARAMETER  
Name: USB 21770 Li-ion Rechargeable Battery (Micro USB)
Brand:BESTON.佰仕通
Model:77C-50
Capacity:5000mAh
Type: 21770 Li-ion Battery
Voltage:3.7V
Input:polarity 4.2V/970mA  Type-c:5V/1.5A  
Output: 3.7V/8.0A(Max)
Size: 76.3*21.4+0.5mm
Weight:72±0.5g
Charging Method:Type-C USB cable
Application:massagers, smokes alarms, microphones, multimeters,electric guitars, interphones and other devices.  
 
 
21770 LI-ION BATTERY PACKING SPECIFICATIONS
Battery Package Middle box Outer box
Picture
Name 21770Li-ion Battery Color Cards Small box Outer box
Quantity 1 PCS 1 PCS 8 PCS 80PCS
Size 21x77+0.5mm 126x88x23mm 118x92x130mm 48.5x25.5x14.5cm
Weight 72.0+0.5g 86.2+4g 739.0+20g 7.83+0.2Kg
*The weight of each batch of products will be different. The actual weight is subject to the actual object. This parameter is for reference only.    
 

 
Meet (the electricity) demands of multiple appliances  
Suitable for such high-power devices as flashlights, small fans,  
lighting, household appliances, radios and mobile digital devices  
 
    
  Smart LED Indicator
Adopting smart LED breathing light  
The red light is always on when charging  
The blue light is always on when fully charged  
 
    
  500 Cycles of Charging  
Free from battery charger | Charging with one cable  
For 500+ charge cycles, one BESTON battery equals 500 disposable batteries  
Related products
Contact Us

Jiangxi BESTON Electronic Technology Co., Ltd

  •  
    86 13480892575
  •  
    Fax: 0769-88888888
  •  
    Address: Room 105, Building 1, No. 138 Dapanmei Road, Dalingshan Town, Dongguan City, Guangdong Province

QR code

Copyright © 2025 Jiangxi BESTON Electronic Technology Co., Ltd. 赣ICP备15000190号-1