W-20 Lithium ion Battery: Compatible model Upgrade high quality W-20 replacement battery for Netgear 5G WiFi 6 Mobile Hotspot Nighthawk M5 MR5000, MR5100, MR5200, MR5200-100EUS, MR6500 Mobile Hotspot Router. For Netgear MR6500 Battery: High quality battery W-20 replacement battery is made of high quality material, stable performance, high charging efficiency, and small self-discharge. Rechargeable batteries that can be recycled multiple times to provide reliable, long-lasting power to your router. W-20 Lithium ion Replacement Battery: Every W-20 replacement battery is rigorously tested to ensure correct voltage, circuit protection, stable current, low self-discharge and guaranteed battery life. Multiple protection against overcharge, over discharge, over current and short circuit problems. For Netgear W-20 Battery: Lithium-ion battery, Capacity: 5040mAh/19.4Wh, Voltage: 3.85V, Weight: 96.2g, Size: 3.07 x 2.56x 0.35inch, Color: Black. Easy to install: The upgraded W-20 replaces the battery, is easy to install, and is the same size as the original battery, providing a better backup battery for your router. After replacing the battery, reconnect the power supply and start the router. W-20 Lithium ion Replacement Battery - for Netgear MR6500 Battery - 5G WiFi 6 Mobile Hotspot Nighthawk Model M5 MR5000 MR5100 MR5200 MR5200-100EUS MR6500 Mobile Hotspot Router Battery 5040mAh