li-ion 3.7v 320mah battery
Negotiable /Piece
Min.Order:2000 Pieces
Shenzhen Delong Energy Technology Co., Ltd.
3.7v rechargeable small lithium polymer 303040 320mah battery for mp3/mp4 player/bluetooth headset
Specification:
Nominal Voltage | 3.7V |
Nominal Capacity | 320mAh |
Discharge cut-off voltage | 3.0V |
Standard charge | constant current:0.5C 5A;constant voltage:4.2V;0.01C 5A cut off |
Standard discharge | constant current:0.2C 5A;End voltage:3.0v |
Fast charge | constant current:1C 5A;constant voltage:4.2V |
Fast discharge | constant current:1C 5A;constant voltage:3.0V |
Max Continuous charge | 1C 5A |
Max Continuous discharge current | 1.5C 5A |
Operation Temperature range | charge:0-45°c;discharge:-20-60°c |
Storage Temperature range | less than one year:-20-25°c;less tha 3 months:-20-40°c |
Certificates | CE,ROHS,FCC,UL,MSDS,UN38.3 |
Products show:
Application:
*Toy electric model
*Bluetooth headset,mobile phone,mp3/mp4 player,GPS
*Electronic cigarette,E-book,DVD
*Tablet pc,PDA,mini speaker
Advantages:
1)Competitive price,direct factory;s price
2)Quick delivery
3)High energy density
4)Safe performance
5)Environment friendly
6)No memory effect
7)Capacity,resistance,voltage,platform time consistency is good
8)Over-charge,over-discharge,over-current,short circuit protection circuit
9)Low self-discharge
10)Light weight
11)1.2m drop testing passed
Certificates and prduction process: