• UPGRADE CAPACITY : ECHEER replacement laptop battery HS04 has capacity of 2600mAh/38Wh, while most of HS04 batteries in the market with lower capacity of 2200mAh. Higher capacity enables the battery to perform better and to last longer time.
• SAFETY : Built-in circuit protection ensures both safety and stability. Our batteries have passed strict intelligent detection, such as short circuit protection, over voltage protection, discharge protection, over current protection, which is very important for battery’s use cycle and safety. Also CE, FCC, RoHS certificated for ECHEER batteries.