This document provides information about an H280/290 battery that has a capacity of 1300mAh and is a Li-lon battery type. It is designed for use with H280 adapters and has a nominal voltage of 7.2V. The battery is specified to have a working time of around 11 hours, and can be charged between 0-45°C and discharged between -20-60°C.

1. H280/290 Battery
(产品型号展示优化词：1300mAh Two way radio&Walkie Talkie Batteries
H280/290 Battery)
Features：
 Battery
capacity:
1300mAh
 Battery type:
Li-lon battery
 Adapter type:
H280
 Nominal
voltage: 7.2V
Specifications:
Working time: 11 hours (for reference only, the use of different frequencies have difference)
Working temperature: 0~45℃ (charging) /-20~60℃ (discharge)
Storage temperature: -20~60℃/ month / -20~45℃/three months / -20~25℃/year
Executive standard: GB/T 18288
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