When pressing the power harder just doesn't work. Stop pressing that button, it might be a simple fix to get your device working again. If your VERTEX EVX 539 is no longer holding charge or even worse it won't turn on at all, it may be time to change your battery. The compatible batteries suitable for the VERTEX EVX 539 are 100% fully compatible with the original (OEM) product and have been tested extensively. Our replacement batteries for the VERTEX EVX 539 have been CE passed to ensure safety and environmental requirements.
Our battery replacement for VERTEX EVX 539 has a 7.4 volts rating with a storage capacity of 2600 mAh / 19.24 wh watt-hours, the battery uses Lithium-ion technology and measures 112.10 x 57.80 x 35.50 mm.
Voltage : 7.4 volts Capacity : 2600 mAh milliamp hour Type : Lithium-ion SKU : BUKL-FVX530TW