How long can the Razer DeathAdder V4 Pro last on a single charge, and at what polling rate?

It can last up to 150 hours at 1000 Hz.

What sensor does the Razer DeathAdder V4 Pro use, and what precision does it offer?

It uses the Focus Pro 45K Optical Sensor Gen-2, which offers 45K DPI, 900 IPS, and 99.8% accuracy for reliable tracking.

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LIGHTNING-FAST WIRELESS PERFORMANCE - Razer HyperSpeed Wireless Gen-2 delivers lower latency and ultra-stable connectivity with up to 8000 Hz polling for responsive input in high-stakes gaming scenarios
MAXIMUM AIM PRECISION AND TRACKING - 45K DPI Focus Pro Optical Sensor Gen-2 with 900 IPS and 99.8% accuracy ensures reliable tracking across surfaces for shooters, MOBAs, and precision gameplay
MORE CONTROL WITH OPTICAL SCROLL AND SWITCHES - Optical scroll wheel and Gen-4 optical switches provide tactile feedback and durability up to 100 million clicks for consistent control during intense matches
LONG-LASTING BATTERY FOR EXTENDED PLAY - Up to 150 hours at 1000 Hz lets you game longer without interruptions, ideal for long sessions or tournament play
DUAL WIRELESS AND WIRED FLEXIBILITY- Seamlessly switch between HyperSpeed wireless and USB-C wired mode while maintaining up to 8000 Hz polling for flexibility across setups

The Open Box Product Disclaimer applies to this product. Please note that this product is non-returnable and non-refundable.

Specs

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Details
Type	Razer HyperSpeed Wireless Gen-2 Wired
Color	Black
Interface	USB & Bluetooth
Sensor	Focus Pro 45K Optical Sensor Gen-2
Hand Orientation	Right Hand
Buttons	6
Dimension	Length: 128.0 mm / 5.00 in Width: 68.0 mm / 2.67 in Height: 44.0 mm / 1.73 in
Weight	Black: 56 g (excluding cable and dongle)

Additional Information
First Listed on Newegg	September 23, 2026