HP B4U39AA | 4GB DDR3-1600MHz PC3-12800 non-ECC Unbuffered CL11 204-Pin SoDimm 1.35V Low Voltage Dual Rank Memory Module

Technical Specs:
- Capacity: 4GB
- Memory Type: DDR3 SDRAM
- Memory Speed: 1600 MHz (PC3-12800)
- CAS Latency: CL11
- Pin Count: 204-pin
- Form Factor: SO-DIMM
- Rank: Dual Rank
- Voltage: 1.35V

Helpful notes:
1. This memory module is compatible with laptops and other portable devices that use SO-DIMM memory.
2. The low voltage of 1.35V helps to reduce power consumption and extend battery life in compatible devices.
3. The dual rank design allows for improved memory performance and better multitasking capabilities.