Introduction

Lithium polymer battery 3.7V 35mAh is an ultra-small rechargeable power supply unit, suitable for portable electronic devices with extremely limited space.

Advantage

Customizable
Size, capacity, voltage, and connection terminals can be customized according to customer product design requirements, solving the problem of standard products not fitting.

High Safety
Built-in protection design prevents overcharging, over-discharging, and current overload.

Lightweight Design
Thinner and lighter than traditional cylindrical batteries, contributing to overall device weight reduction.

Specification

Items	Specifications
Batteries	3.7v 35mah lipo battery
Charge voltage	4.2V
Nominal voltage	3.7V
Nominal capacity	1000mAh 0.2C Discharge
Charge current	Standard Charging: 0.5C Rapid charge: 1.0C
Standard Charging Method	0.5C CC(constant current)charge to 4.2V, then CV (constant voltage 4.2V) charge till charge current decline to ≤0.05C
Charging time	Standard Charging: 2.75hours(Ref.) Rapid charge: 2hours(Ref.)
Max. charge current	1.0C
Max. discharge current	1.0C
Discharge cut-off voltage	2.75V(0.2C)
Operating temperature	Charging: 0 °C ~45 °C Discharging:0 °C ~45 °Carging: 0 °C ~45 °C
Discharging: Storage temperature0 °C ~45 °C	-10°C~ +45 °C
Dimension	Length: 50±2mm (not including tabs) Width: 20±0.5mm Thickness:10±0.2mm
Drop Test	The cell is to be dropped from a height of meters twice onto concrete ground. No fire, no leakage
Cycle time	≥300times

Delivery

Selling Units	Single item
Single package size	48.2X50X28 cm
Single gross weight	40.000 kg

Lead Time

Quantity (pieces)	1 - 100	101 - 1000	1001 - 10000	> 10000
Lead time (days)	5	10	30	To be negotiated

Our Certification

We have obtained numerous certifications, including CCC, ISO 9001, KC, UL, and RoHS, and hold two invention patents and several utility model patents.