This document is a product specification sheet for lithium-ion batteries produced by Wuhan Lixing (Torch) Power Supply Co., Ltd. It introduces the basic characteristics, dimensions, appearance requirements, and electrical performance of the IMP225058S lithium-ion battery. The battery has a rated capacity of 4000mAh, a nominal voltage of 3.7V, a discharge cutoff voltage of 2.75V, a maximum charging voltage of 4.20V±0.03V, a maximum continuous charging current of 1000mA, a maximum continuous discharge current of 4000mA, a charging operating temperature range of 0℃ to 45℃, and a discharging operating temperature range of -20℃ to 55℃. The dimensions are 23.5mm*51mm*60mm. The appearance requirements include no obvious defects. The electrical performance testing methods include standard charging, standard discharging, rated capacity, cycle life, internal resistance, and discharge testing at different temperatures.
This guide provides the specifications, dimensions, and performance characteristics of the IMP225058S lithium‑ion battery produced by Wuhan Lixing. It includes the nominal voltage, maximum charge voltage, operating temperature range, storage conditions, and physical dimensions.
The document also lists safety precautions, handling warnings, storage guidelines, and warranty information to ensure safe use and long service life of the battery. This manual is written in Chinese.
| Nominal voltage | 3.7 V |
|---|---|
| Maximum charge voltage | 4.20 V ±0.03 V |
| Operating temperature range | -20 °C to 55 °C |
| Storage temperature range | -20 °C to 45 °C |
| Dimensions (Thickness × Width × Height) | 23.5 mm × 7 mm × 69 mm |
| Weight | 76 g |
The battery can be used between –20 °C and 55 °C.
Do not use the battery near fire, high‑temperature areas, or in wet conditions; avoid short‑circuiting, over‑charging, or mechanical damage.